13685733 has 16 divisors (see below), whose sum is σ = 20375040. Its totient is φ = 9078912.

The previous prime is 13685717. The next prime is 13685741. The reversal of 13685733 is 33758631.

It is not a de Polignac number, because 13685733 - 2⁴ = 13685717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13685773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4885 + ... + 7157.

It is an arithmetic number, because the mean of its divisors is an integer number (1273440).

Almost surely, 2^13685733 is an apocalyptic number.

It is an amenable number.

13685733 is a deficient number, since it is larger than the sum of its proper divisors (6689307).

13685733 is a wasteful number, since it uses less digits than its factorization.

13685733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2505 (or 2499 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 13685733 is about 3699.4233334400. The cubic root of 13685733 is about 239.1971611185.

The spelling of 13685733 in words is "thirteen million, six hundred eighty-five thousand, seven hundred thirty-three".