6704688 has 20 divisors (see below), whose sum is σ = 17320568. Its totient is φ = 2234880.

The previous prime is 6704671. The next prime is 6704717. The reversal of 6704688 is 8864076.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69793 + ... + 69888.

Almost surely, 2^6704688 is an apocalyptic number.

It is an amenable number.

6704688 is an abundant number, since it is smaller than the sum of its proper divisors (10615880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6704688 is a wasteful number, since it uses less digits than its factorization.

6704688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139692 (or 139686 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 6704688 is about 2589.3412289615. The cubic root of 6704688 is about 188.5643221774.

The spelling of 6704688 in words is "six million, seven hundred four thousand, six hundred eighty-eight".