13685896 has 24 divisors (see below), whose sum is σ = 29851470. Its totient is φ = 5865216.

The previous prime is 13685887. The next prime is 13685927. The reversal of 13685896 is 69858631.

It can be written as a sum of positive squares in only one way, i.e., 11764900 + 1920996 = 3430^2 + 1386^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17065 + ... + 17848.

Almost surely, 2^13685896 is an apocalyptic number.

It is an amenable number.

13685896 is an abundant number, since it is smaller than the sum of its proper divisors (16165574).

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

13685896 is a wasteful number, since it uses less digits than its factorization.

13685896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34933 (or 34922 counting only the distinct ones).

The product of its digits is 311040, while the sum is 46.

The square root of 13685896 is about 3699.4453638350. The cubic root of 13685896 is about 239.1981107445.

The spelling of 13685896 in words is "thirteen million, six hundred eighty-five thousand, eight hundred ninety-six".