6913904 has 20 divisors (see below), whose sum is σ = 13436640. Its totient is φ = 3446400.

The previous prime is 6913897. The next prime is 6913943. The reversal of 6913904 is 4093196.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 9257 + ... + 9975.

It is an arithmetic number, because the mean of its divisors is an integer number (671832).

Almost surely, 2^6913904 is an apocalyptic number.

It is an amenable number.

6913904 is a deficient number, since it is larger than the sum of its proper divisors (6522736).

6913904 is a wasteful number, since it uses less digits than its factorization.

6913904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1328 (or 1322 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 6913904 is about 2629.4303565601. The cubic root of 6913904 is about 190.5056154383.

The spelling of 6913904 in words is "six million, nine hundred thirteen thousand, nine hundred four".