Q: Is 722,889 a Prime Number?
A: No, 722,889 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 722889 can be evenly divided by 1 3 9 31 93 279 2,591 7,773 23,319 80,321 240,963 and 722,889, with no remainder.
Since 722,889 cannot be divided by just 1 and 722,889, it is not a prime number.