It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 498 474 is not a prime number.
For example, 498 474 can be divided by 2: 498 474 / 2 = 249 237.
For 498 474 to be a prime number, it would have been required that 498 474 has only two divisors, i.e., itself and 1.
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498 474 is an even number, because it is evenly divisible by 2: 498 474 / 2 = 249 237.
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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 498 474 is about 706.027.
Thus, the square root of 498 474 is not an integer, and therefore 498 474 is not a square number.
The square of a number (here 498 474) is the result of the product of this number (498 474) by itself (i.e., 498 474 × 498 474); the square of 498 474 is sometimes called "raising 498 474 to the power 2", or "498 474 squared".
The square of 498 474 is 248 476 328 676 because 498 474 × 498 474 = 498 4742 = 248 476 328 676.
As a consequence, 498 474 is the square root of 248 476 328 676.
The multiples of 498 474 are all integers evenly divisible by 498 474, that is all numbers such that the remainder of the division by 498 474 is zero. There are infinitely many multiples of 498 474. The smallest multiples of 498 474 are: