Q: Is 722,408 a Prime Number?
A: No, 722,408 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 722408 can be evenly divided by 1 2 4 8 73 146 292 584 1,237 2,474 4,948 9,896 90,301 180,602 361,204 and 722,408, with no remainder.
Since 722,408 cannot be divided by just 1 and 722,408, it is not a prime number.