Q: Is 1,670,740 a Prime Number?
A: No, 1,670,740 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 1670740 can be evenly divided by 1 2 4 5 10 20 83,537 167,074 334,148 417,685 835,370 and 1,670,740, with no remainder.
Since 1,670,740 cannot be divided by just 1 and 1,670,740, it is not a prime number.