It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 797 097 is not a prime number.
For example, 797 097 can be divided by 3: 797 097 / 3 = 265 699.
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For 797 097 to be a prime number, it would have been required that 797 097 has only two divisors, i.e., itself and 1.
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797 097 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 797 097 is about 892.803.
Thus, the square root of 797 097 is not an integer, and therefore 797 097 is not a square number.
The square of a number (here 797 097) is the result of the product of this number (797 097) by itself (i.e., 797 097 × 797 097); the square of 797 097 is sometimes called "raising 797 097 to the power 2", or "797 097 squared".
The square of 797 097 is 635 363 627 409 because 797 097 × 797 097 = 797 0972 = 635 363 627 409.
As a consequence, 797 097 is the square root of 635 363 627 409.
The multiples of 797 097 are all integers evenly divisible by 797 097, that is all numbers such that the remainder of the division by 797 097 is zero. There are infinitely many multiples of 797 097. The smallest multiples of 797 097 are: