Q: Is 428,722 a Prime Number?
A: No, 428,722 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 428722 can be evenly divided by 1 2 7 14 113 226 271 542 791 1,582 1,897 3,794 30,623 61,246 214,361 and 428,722, with no remainder.
Since 428,722 cannot be divided by just 1 and 428,722, it is not a prime number.