Q: Is 4,001,670 a Prime Number?
A: No, 4,001,670 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 4001670 can be evenly divided by 1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 270 14,821 29,642 44,463 74,105 88,926 133,389 148,210 222,315 266,778 400,167 444,630 666,945 800,334 1,333,890 2,000,835 and 4,001,670, with no remainder.
Since 4,001,670 cannot be divided by just 1 and 4,001,670, it is not a prime number.