It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 708 879 674 is not a prime number.
For example, 708 879 674 can be divided by 2: 708 879 674 / 2 = 354 439 837.
For 708 879 674 to be a prime number, it would have been required that 708 879 674 has only two divisors, i.e., itself and 1.
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708 879 674 is an even number, because it is evenly divisible by 2: 708 879 674 / 2 = 354 439 837.
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A number is a perfect square (or a square number) if its square root is an integer; that is to say, it is the product of an integer with itself. Here, the square root of 708 879 674 is about 26 624.794.
Thus, the square root of 708 879 674 is not an integer, and therefore 708 879 674 is not a square number.
The square of a number (here 708 879 674) is the result of the product of this number (708 879 674) by itself (i.e., 708 879 674 × 708 879 674); the square of 708 879 674 is sometimes called "raising 708 879 674 to the power 2", or "708 879 674 squared".
The square of 708 879 674 is 502 510 392 210 346 304 because 708 879 674 × 708 879 674 = 708 879 6742 = 502 510 392 210 346 304.
As a consequence, 708 879 674 is the square root of 502 510 392 210 346 304.
708 879 674 is a number with 9 digits.
The multiples of 708 879 674 are all integers evenly divisible by 708 879 674, that is all numbers such that the remainder of the division by 708 879 674 is zero. There are infinitely many multiples of 708 879 674. The smallest multiples of 708 879 674 are: