13656038 has 24 divisors (see below), whose sum is σ = 22913064. Its totient is φ = 6053600.

The previous prime is 13656031. The next prime is 13656077. The reversal of 13656038 is 83065631.

It is a junction number, because it is equal to n+sod(n) for n = 13655995 and 13656013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13656031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48458 + ... + 48738.

It is an arithmetic number, because the mean of its divisors is an integer number (954711).

Almost surely, 2^13656038 is an apocalyptic number.

13656038 is a deficient number, since it is larger than the sum of its proper divisors (9257026).

13656038 is a wasteful number, since it uses less digits than its factorization.

13656038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388 (or 341 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 13656038 is about 3695.4076906344. The cubic root of 13656038 is about 239.0240342770.

The spelling of 13656038 in words is "thirteen million, six hundred fifty-six thousand, thirty-eight".