It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 9 023 is not a prime number.
For example, 9 023 can be divided by 7: 9 023 / 7 = 1 289.
For 9 023 to be a prime number, it would have been required that 9 023 has only two divisors, i.e., itself and 1.
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9 023 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 9 023 is about 94.989.
Thus, the square root of 9 023 is not an integer, and therefore 9 023 is not a square number.
The square of a number (here 9 023) is the result of the product of this number (9 023) by itself (i.e., 9 023 × 9 023); the square of 9 023 is sometimes called "raising 9 023 to the power 2", or "9 023 squared".
The square of 9 023 is 81 414 529 because 9 023 × 9 023 = 9 0232 = 81 414 529.
As a consequence, 9 023 is the square root of 81 414 529.
The multiples of 9 023 are all integers evenly divisible by 9 023, that is all numbers such that the remainder of the division by 9 023 is zero. There are infinitely many multiples of 9 023. The smallest multiples of 9 023 are: