Q: Is 3,646,428 a Prime Number?
A: No, 3,646,428 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 3646428 can be evenly divided by 1 2 3 4 6 12 277 554 831 1,097 1,108 1,662 2,194 3,291 3,324 4,388 6,582 13,164 303,869 607,738 911,607 1,215,476 1,823,214 and 3,646,428, with no remainder.
Since 3,646,428 cannot be divided by just 1 and 3,646,428, it is not a prime number.