Q: Is 4,040,428 a Prime Number?
A: No, 4,040,428 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 4040428 can be evenly divided by 1 2 4 7 14 28 113 226 452 791 1,277 1,582 2,554 3,164 5,108 8,939 17,878 35,756 144,301 288,602 577,204 1,010,107 2,020,214 and 4,040,428, with no remainder.
Since 4,040,428 cannot be divided by just 1 and 4,040,428, it is not a prime number.