It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 708 316 is not a prime number.
For example, 708 316 can be divided by 2: 708 316 / 2 = 354 158.
For 708 316 to be a prime number, it would have been required that 708 316 has only two divisors, i.e., itself and 1.
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708 316 is an even number, because it is evenly divisible by 2: 708 316 / 2 = 354 158.
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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 708 316 is about 841.615.
Thus, the square root of 708 316 is not an integer, and therefore 708 316 is not a square number.
The square of a number (here 708 316) is the result of the product of this number (708 316) by itself (i.e., 708 316 × 708 316); the square of 708 316 is sometimes called "raising 708 316 to the power 2", or "708 316 squared".
The square of 708 316 is 501 711 555 856 because 708 316 × 708 316 = 708 3162 = 501 711 555 856.
As a consequence, 708 316 is the square root of 501 711 555 856.
The multiples of 708 316 are all integers evenly divisible by 708 316, that is all numbers such that the remainder of the division by 708 316 is zero. There are infinitely many multiples of 708 316. The smallest multiples of 708 316 are: