56862144 has 84 divisors (see below), whose sum is σ = 172602144. Its totient is φ = 17836032.

The previous prime is 56862137. The next prime is 56862149. The reversal of 56862144 is 44126865.

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

It is a junction number, because it is equal to n+sod(n) for n = 56862099 and 56862108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56862149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6889 + ... + 12695.

Almost surely, 2^56862144 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 56862144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86301072).

56862144 is an abundant number, since it is smaller than the sum of its proper divisors (115740000).

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

56862144 is a wasteful number, since it uses less digits than its factorization.

56862144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5842 (or 5829 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 56862144 is about 7540.6991718275. The cubic root of 56862144 is about 384.5396059610.

The spelling of 56862144 in words is "fifty-six million, eight hundred sixty-two thousand, one hundred forty-four".