13947056 has 20 divisors (see below), whose sum is σ = 27533952. Its totient is φ = 6841536.

The previous prime is 13947029. The next prime is 13947061. The reversal of 13947056 is 65074931.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7376 + ... + 9071.

Almost surely, 2^13947056 is an apocalyptic number.

13947056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13947056 is a deficient number, since it is larger than the sum of its proper divisors (13586896).

13947056 is a wasteful number, since it uses less digits than its factorization.

13947056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16508 (or 16502 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 13947056 is about 3734.5757456504. The cubic root of 13947056 is about 240.7100269818.

The spelling of 13947056 in words is "thirteen million, nine hundred forty-seven thousand, fifty-six".