13986256 has 20 divisors (see below), whose sum is σ = 27315712. Its totient is φ = 6937056.

The previous prime is 13986253. The next prime is 13986283. The reversal of 13986256 is 65268931.

13986256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13986251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1410 + ... + 5473.

Almost surely, 2^13986256 is an apocalyptic number.

13986256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13986256 is a deficient number, since it is larger than the sum of its proper divisors (13329456).

13986256 is a wasteful number, since it uses less digits than its factorization.

13986256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7018 (or 7012 counting only the distinct ones).

The product of its digits is 77760, while the sum is 40.

The square root of 13986256 is about 3739.8203165393. The cubic root of 13986256 is about 240.9353315581.

The spelling of 13986256 in words is "thirteen million, nine hundred eighty-six thousand, two hundred fifty-six".