Q: Is 4,071,438 a Prime Number?
A: No, 4,071,438 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 4071438 can be evenly divided by 1 2 3 6 7 9 14 18 21 27 42 54 63 126 189 378 10,771 21,542 32,313 64,626 75,397 96,939 150,794 193,878 226,191 290,817 452,382 581,634 678,573 1,357,146 2,035,719 and 4,071,438, with no remainder.
Since 4,071,438 cannot be divided by just 1 and 4,071,438, it is not a prime number.