It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 488 574 is not a prime number.
For example, 488 574 can be divided by 2: 488 574 / 2 = 244 287.
For 488 574 to be a prime number, it would have been required that 488 574 has only two divisors, i.e., itself and 1.
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488 574 is an even number, because it is evenly divisible by 2: 488 574 / 2 = 244 287.
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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 488 574 is about 698.981.
Thus, the square root of 488 574 is not an integer, and therefore 488 574 is not a square number.
The square of a number (here 488 574) is the result of the product of this number (488 574) by itself (i.e., 488 574 × 488 574); the square of 488 574 is sometimes called "raising 488 574 to the power 2", or "488 574 squared".
The square of 488 574 is 238 704 553 476 because 488 574 × 488 574 = 488 5742 = 238 704 553 476.
As a consequence, 488 574 is the square root of 238 704 553 476.
The multiples of 488 574 are all integers evenly divisible by 488 574, that is all numbers such that the remainder of the division by 488 574 is zero. There are infinitely many multiples of 488 574. The smallest multiples of 488 574 are: