56427965 has 32 divisors (see below), whose sum is σ = 76640256. Its totient is φ = 39530560.

The previous prime is 56427961. The next prime is 56428007. The reversal of 56427965 is 56972465.

It is not a de Polignac number, because 56427965 - 2² = 56427961 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56427961) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 214424 + ... + 214686.

It is an arithmetic number, because the mean of its divisors is an integer number (2395008).

Almost surely, 2^56427965 is an apocalyptic number.

56427965 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56427965 is a deficient number, since it is larger than the sum of its proper divisors (20212291).

56427965 is a wasteful number, since it uses less digits than its factorization.

56427965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409.

The product of its digits is 453600, while the sum is 44.

The square root of 56427965 is about 7511.8549639886. The cubic root of 56427965 is about 383.5583686027.

The spelling of 56427965 in words is "fifty-six million, four hundred twenty-seven thousand, nine hundred sixty-five".