It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 264 679 is not a prime number.
For example, 264 679 can be divided by 61: 264 679 / 61 = 4 339.
For 264 679 to be a prime number, it would have been required that 264 679 has only two divisors, i.e., itself and 1.
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264 679 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 264 679 is about 514.470.
Thus, the square root of 264 679 is not an integer, and therefore 264 679 is not a square number.
The square of a number (here 264 679) is the result of the product of this number (264 679) by itself (i.e., 264 679 × 264 679); the square of 264 679 is sometimes called "raising 264 679 to the power 2", or "264 679 squared".
The square of 264 679 is 70 054 973 041 because 264 679 × 264 679 = 264 6792 = 70 054 973 041.
As a consequence, 264 679 is the square root of 70 054 973 041.
The multiples of 264 679 are all integers evenly divisible by 264 679, that is all numbers such that the remainder of the division by 264 679 is zero. There are infinitely many multiples of 264 679. The smallest multiples of 264 679 are: