13903684 has 24 divisors (see below), whose sum is σ = 25724160. Its totient is φ = 6561984.

The previous prime is 13903667. The next prime is 13903691. The reversal of 13903684 is 48630931.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6312 + ... + 8224.

It is an arithmetic number, because the mean of its divisors is an integer number (1071840).

Almost surely, 2^13903684 is an apocalyptic number.

It is an amenable number.

13903684 is a deficient number, since it is larger than the sum of its proper divisors (11820476).

13903684 is a wasteful number, since it uses less digits than its factorization.

13903684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2019 (or 2017 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 13903684 is about 3728.7644066098. The cubic root of 13903684 is about 240.4602510657.

The spelling of 13903684 in words is "thirteen million, nine hundred three thousand, six hundred eighty-four".