56911427 has 16 divisors (see below), whose sum is σ = 62726400. Its totient is φ = 51394560.

The previous prime is 56911423. The next prime is 56911471. The reversal of 56911427 is 72411965.

It is a cyclic number.

It is not a de Polignac number, because 56911427 - 2² = 56911423 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56911423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118574 + ... + 119052.

It is an arithmetic number, because the mean of its divisors is an integer number (3920400).

Almost surely, 2^56911427 is an apocalyptic number.

56911427 is a deficient number, since it is larger than the sum of its proper divisors (5814973).

56911427 is a wasteful number, since it uses less digits than its factorization.

56911427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766.

The product of its digits is 15120, while the sum is 35.

The square root of 56911427 is about 7543.9662645057. The cubic root of 56911427 is about 384.6506686799.

The spelling of 56911427 in words is "fifty-six million, nine hundred eleven thousand, four hundred twenty-seven".