It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 497 489 is not a prime number.
For example, 497 489 can be divided by 443: 497 489 / 443 = 1 123.
For 497 489 to be a prime number, it would have been required that 497 489 has only two divisors, i.e., itself and 1.
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497 489 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 497 489 is about 705.329.
Thus, the square root of 497 489 is not an integer, and therefore 497 489 is not a square number.
The square of a number (here 497 489) is the result of the product of this number (497 489) by itself (i.e., 497 489 × 497 489); the square of 497 489 is sometimes called "raising 497 489 to the power 2", or "497 489 squared".
The square of 497 489 is 247 495 305 121 because 497 489 × 497 489 = 497 4892 = 247 495 305 121.
As a consequence, 497 489 is the square root of 247 495 305 121.
The multiples of 497 489 are all integers evenly divisible by 497 489, that is all numbers such that the remainder of the division by 497 489 is zero. There are infinitely many multiples of 497 489. The smallest multiples of 497 489 are: