56216592 has 120 divisors (see below), whose sum is σ = 171968160. Its totient is φ = 17729280.

The previous prime is 56216549. The next prime is 56216597. The reversal of 56216592 is 29561265.

56216592 is a `hidden beast` number, since 5 + 62 + 1 + 6 + 592 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (56216597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73492 + ... + 74252.

It is an arithmetic number, because the mean of its divisors is an integer number (1433068).

Almost surely, 2^56216592 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56216592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85984080).

56216592 is an abundant number, since it is smaller than the sum of its proper divisors (115751568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56216592 is a wasteful number, since it uses less digits than its factorization.

56216592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803 (or 785 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 56216592 is about 7497.7724692071. The cubic root of 56216592 is about 383.0788467583.

The spelling of 56216592 in words is "fifty-six million, two hundred sixteen thousand, five hundred ninety-two".