Q: Is 855,764 a Prime Number?
A: No, 855,764 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 855764 can be evenly divided by 1 2 4 7 13 14 26 28 52 91 182 364 2,351 4,702 9,404 16,457 30,563 32,914 61,126 65,828 122,252 213,941 427,882 and 855,764, with no remainder.
Since 855,764 cannot be divided by just 1 and 855,764, it is not a prime number.