704668 has 12 divisors (see below), whose sum is σ = 1244880. Its totient is φ = 348992.

The previous prime is 704663. The next prime is 704681. The reversal of 704668 is 866407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 328 + ... + 1231.

It is an arithmetic number, because the mean of its divisors is an integer number (103740).

2⁷⁰⁴⁶⁶⁸ is an apocalyptic number.

It is an amenable number.

704668 is a deficient number, since it is larger than the sum of its proper divisors (540212).

704668 is a wasteful number, since it uses less digits than its factorization.

704668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1676 (or 1674 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 704668 is about 839.4450547832. The cubic root of 704668 is about 88.9873314460.

The spelling of 704668 in words is "seven hundred four thousand, six hundred sixty-eight".