It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 267 304 is not a prime number.
For example, 267 304 can be divided by 2: 267 304 / 2 = 133 652.
For 267 304 to be a prime number, it would have been required that 267 304 has only two divisors, i.e., itself and 1.
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267 304 is an even number, because it is evenly divisible by 2: 267 304 / 2 = 133 652.
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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 267 304 is about 517.015.
Thus, the square root of 267 304 is not an integer, and therefore 267 304 is not a square number.
The square of a number (here 267 304) is the result of the product of this number (267 304) by itself (i.e., 267 304 × 267 304); the square of 267 304 is sometimes called "raising 267 304 to the power 2", or "267 304 squared".
The square of 267 304 is 71 451 428 416 because 267 304 × 267 304 = 267 3042 = 71 451 428 416.
As a consequence, 267 304 is the square root of 71 451 428 416.
The multiples of 267 304 are all integers evenly divisible by 267 304, that is all numbers such that the remainder of the division by 267 304 is zero. There are infinitely many multiples of 267 304. The smallest multiples of 267 304 are: