Q: Is 425,724 a Prime Number?
A: No, 425,724 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 425724 can be evenly divided by 1 2 3 4 6 12 13 26 39 52 78 156 2,729 5,458 8,187 10,916 16,374 32,748 35,477 70,954 106,431 141,908 212,862 and 425,724, with no remainder.
Since 425,724 cannot be divided by just 1 and 425,724, it is not a prime number.