It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 240 269 is not a prime number.
For example, 240 269 can be divided by 97: 240 269 / 97 = 2 477.
For 240 269 to be a prime number, it would have been required that 240 269 has only two divisors, i.e., itself and 1.
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240 269 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 240 269 is about 490.172.
Thus, the square root of 240 269 is not an integer, and therefore 240 269 is not a square number.
The square of a number (here 240 269) is the result of the product of this number (240 269) by itself (i.e., 240 269 × 240 269); the square of 240 269 is sometimes called "raising 240 269 to the power 2", or "240 269 squared".
The square of 240 269 is 57 729 192 361 because 240 269 × 240 269 = 240 2692 = 57 729 192 361.
As a consequence, 240 269 is the square root of 57 729 192 361.
The multiples of 240 269 are all integers evenly divisible by 240 269, that is all numbers such that the remainder of the division by 240 269 is zero. There are infinitely many multiples of 240 269. The smallest multiples of 240 269 are: