56413918 has 16 divisors (see below), whose sum is σ = 92509056. Its totient is φ = 25588440.

The previous prime is 56413901. The next prime is 56413919. The reversal of 56413918 is 81931465.

It is a super-2 number, since 2×56413918² = 6365060288221448, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56413919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9055 + ... + 13957.

It is an arithmetic number, because the mean of its divisors is an integer number (5781816).

Almost surely, 2^56413918 is an apocalyptic number.

56413918 is a deficient number, since it is larger than the sum of its proper divisors (36095138).

56413918 is a wasteful number, since it uses less digits than its factorization.

56413918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5439.

The product of its digits is 25920, while the sum is 37.

The square root of 56413918 is about 7510.9199170275. The cubic root of 56413918 is about 383.5265386903.

It can be divided in two parts, 5641 and 3918, that added together give a palindrome (9559).

The spelling of 56413918 in words is "fifty-six million, four hundred thirteen thousand, nine hundred eighteen".