It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 264 449 is not a prime number.
For example, 264 449 can be divided by 67: 264 449 / 67 = 3 947.
For 264 449 to be a prime number, it would have been required that 264 449 has only two divisors, i.e., itself and 1.
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264 449 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 264 449 is about 514.246.
Thus, the square root of 264 449 is not an integer, and therefore 264 449 is not a square number.
The square of a number (here 264 449) is the result of the product of this number (264 449) by itself (i.e., 264 449 × 264 449); the square of 264 449 is sometimes called "raising 264 449 to the power 2", or "264 449 squared".
The square of 264 449 is 69 933 273 601 because 264 449 × 264 449 = 264 4492 = 69 933 273 601.
As a consequence, 264 449 is the square root of 69 933 273 601.
The multiples of 264 449 are all integers evenly divisible by 264 449, that is all numbers such that the remainder of the division by 264 449 is zero. There are infinitely many multiples of 264 449. The smallest multiples of 264 449 are: