Q: Is 1,438,548 a Prime Number?
A: No, 1,438,548 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 1438548 can be evenly divided by 1 2 3 4 6 12 313 383 626 766 939 1,149 1,252 1,532 1,878 2,298 3,756 4,596 119,879 239,758 359,637 479,516 719,274 and 1,438,548, with no remainder.
Since 1,438,548 cannot be divided by just 1 and 1,438,548, it is not a prime number.