13983904 has 24 divisors (see below), whose sum is σ = 30034368. Its totient is φ = 6356160.

The previous prime is 13983899. The next prime is 13983913. The reversal of 13983904 is 40938931.

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, 19512 + ... + 20215.

It is an arithmetic number, because the mean of its divisors is an integer number (1251432).

Almost surely, 2^13983904 is an apocalyptic number.

It is an amenable number.

13983904 is an abundant number, since it is smaller than the sum of its proper divisors (16050464).

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

13983904 is a wasteful number, since it uses less digits than its factorization.

13983904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39748 (or 39740 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 13983904 is about 3739.5058497080. The cubic root of 13983904 is about 240.9218251637.

The spelling of 13983904 in words is "thirteen million, nine hundred eighty-three thousand, nine hundred four".