Q: Is 704,840 a Prime Number?
A: No, 704,840 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 704840 can be evenly divided by 1 2 4 5 8 10 20 40 67 134 263 268 335 526 536 670 1,052 1,315 1,340 2,104 2,630 2,680 5,260 10,520 17,621 35,242 70,484 88,105 140,968 176,210 352,420 and 704,840, with no remainder.
Since 704,840 cannot be divided by just 1 and 704,840, it is not a prime number.