It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 167 338 is not a prime number.
For example, 167 338 can be divided by 2: 167 338 / 2 = 83 669.
For 167 338 to be a prime number, it would have been required that 167 338 has only two divisors, i.e., itself and 1.
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167 338 is an even number, because it is evenly divisible by 2: 167 338 / 2 = 83 669.
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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 167 338 is about 409.070.
Thus, the square root of 167 338 is not an integer, and therefore 167 338 is not a square number.
The square of a number (here 167 338) is the result of the product of this number (167 338) by itself (i.e., 167 338 × 167 338); the square of 167 338 is sometimes called "raising 167 338 to the power 2", or "167 338 squared".
The square of 167 338 is 28 002 006 244 because 167 338 × 167 338 = 167 3382 = 28 002 006 244.
As a consequence, 167 338 is the square root of 28 002 006 244.
The multiples of 167 338 are all integers evenly divisible by 167 338, that is all numbers such that the remainder of the division by 167 338 is zero. There are infinitely many multiples of 167 338. The smallest multiples of 167 338 are: