Q: Is 3,550,428 a Prime Number?
A: No, 3,550,428 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 3550428 can be evenly divided by 1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 73 84 126 146 193 219 252 292 386 438 511 579 657 772 876 1,022 1,158 1,314 1,351 1,533 1,737 2,044 2,316 2,628 2,702 3,066 3,474 4,053 4,599 5,404 6,132 6,948 8,106 9,198 12,159 14,089 16,212 18,396 24,318 28,178 42,267 48,636 56,356 84,534 98,623 126,801 169,068 197,246 253,602 295,869 394,492 507,204 591,738 887,607 1,183,476 1,775,214 and 3,550,428, with no remainder.
Since 3,550,428 cannot be divided by just 1 and 3,550,428, it is not a prime number.