Q: Is 3,641,428 a Prime Number?
A: No, 3,641,428 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 3641428 can be evenly divided by 1 2 4 7 14 28 130,051 260,102 520,204 910,357 1,820,714 and 3,641,428, with no remainder.
Since 3,641,428 cannot be divided by just 1 and 3,641,428, it is not a prime number.