13705904 has 20 divisors (see below), whose sum is σ = 26612880. Its totient is φ = 6838080.

The previous prime is 13705903. The next prime is 13705919. The reversal of 13705904 is 40950731.

It is not an unprimeable number, because it can be changed into a prime (13705903) 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, 12914 + ... + 13934.

It is an arithmetic number, because the mean of its divisors is an integer number (1330644).

Almost surely, 2^13705904 is an apocalyptic number.

It is an amenable number.

13705904 is a deficient number, since it is larger than the sum of its proper divisors (12906976).

13705904 is a wasteful number, since it uses less digits than its factorization.

13705904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1868 (or 1862 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 13705904 is about 3702.1485653604. The cubic root of 13705904 is about 239.3146186556.

The spelling of 13705904 in words is "thirteen million, seven hundred five thousand, nine hundred four".