13656336 has 20 divisors (see below), whose sum is σ = 35278992. Its totient is φ = 4552096.

The previous prime is 13656277. The next prime is 13656341. The reversal of 13656336 is 63365631.

It is a junction number, because it is equal to n+sod(n) for n = 13656297 and 13656306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142206 + ... + 142301.

Almost surely, 2^13656336 is an apocalyptic number.

13656336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13656336 is an abundant number, since it is smaller than the sum of its proper divisors (21622656).

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

13656336 is a wasteful number, since it uses less digits than its factorization.

13656336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284518 (or 284512 counting only the distinct ones).

The product of its digits is 29160, while the sum is 33.

The square root of 13656336 is about 3695.4480107289. The cubic root of 13656336 is about 239.0257729132.

The spelling of 13656336 in words is "thirteen million, six hundred fifty-six thousand, three hundred thirty-six".