Q: Is 637,764 a Prime Number?
A: No, 637,764 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 637764 can be evenly divided by 1 2 3 4 6 12 53,147 106,294 159,441 212,588 318,882 and 637,764, with no remainder.
Since 637,764 cannot be divided by just 1 and 637,764, it is not a prime number.