13656156 has 24 divisors (see below), whose sum is σ = 32250624. Its totient is φ = 4496880.

The previous prime is 13656143. The next prime is 13656161. The reversal of 13656156 is 65165631.

It is a congruent number.

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, 5860 + ... + 7851.

It is an arithmetic number, because the mean of its divisors is an integer number (1343776).

Almost surely, 2^13656156 is an apocalyptic number.

It is an amenable number.

13656156 is an abundant number, since it is smaller than the sum of its proper divisors (18594468).

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

13656156 is a wasteful number, since it uses less digits than its factorization.

13656156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13801 (or 13799 counting only the distinct ones).

The product of its digits is 16200, while the sum is 33.

The square root of 13656156 is about 3695.4236563620. The cubic root of 13656156 is about 239.0247227333.

The spelling of 13656156 in words is "thirteen million, six hundred fifty-six thousand, one hundred fifty-six".