It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 499 499 is not a prime number.
For example, 499 499 can be divided by 7: 499 499 / 7 = 71 357.
For 499 499 to be a prime number, it would have been required that 499 499 has only two divisors, i.e., itself and 1.
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499 499 is an odd number, because it is not evenly divisible by 2.
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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 499 499 is about 706.752.
Thus, the square root of 499 499 is not an integer, and therefore 499 499 is not a square number.
The square of a number (here 499 499) is the result of the product of this number (499 499) by itself (i.e., 499 499 × 499 499); the square of 499 499 is sometimes called "raising 499 499 to the power 2", or "499 499 squared".
The square of 499 499 is 249 499 251 001 because 499 499 × 499 499 = 499 4992 = 249 499 251 001.
As a consequence, 499 499 is the square root of 249 499 251 001.
The multiples of 499 499 are all integers evenly divisible by 499 499, that is all numbers such that the remainder of the division by 499 499 is zero. There are infinitely many multiples of 499 499. The smallest multiples of 499 499 are: