It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 488 674 is not a prime number.
For example, 488 674 can be divided by 2: 488 674 / 2 = 244 337.
For 488 674 to be a prime number, it would have been required that 488 674 has only two divisors, i.e., itself and 1.
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488 674 is an even number, because it is evenly divisible by 2: 488 674 / 2 = 244 337.
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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 488 674 is about 699.052.
Thus, the square root of 488 674 is not an integer, and therefore 488 674 is not a square number.
The square of a number (here 488 674) is the result of the product of this number (488 674) by itself (i.e., 488 674 × 488 674); the square of 488 674 is sometimes called "raising 488 674 to the power 2", or "488 674 squared".
The square of 488 674 is 238 802 278 276 because 488 674 × 488 674 = 488 6742 = 238 802 278 276.
As a consequence, 488 674 is the square root of 238 802 278 276.
The multiples of 488 674 are all integers evenly divisible by 488 674, that is all numbers such that the remainder of the division by 488 674 is zero. There are infinitely many multiples of 488 674. The smallest multiples of 488 674 are: