54220056 has 64 divisors (see below), whose sum is σ = 150422400. Its totient is φ = 16151840.

The previous prime is 54220031. The next prime is 54220087. The reversal of 54220056 is 65002245.

54220056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 918955 + ... + 919013.

It is an arithmetic number, because the mean of its divisors is an integer number (2350350).

Almost surely, 2^54220056 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 54220056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75211200).

54220056 is an abundant number, since it is smaller than the sum of its proper divisors (96202344).

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

54220056 is an equidigital number, since it uses as much as digits as its factorization.

54220056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197 (or 75 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 54220056 is about 7363.4269195803. The cubic root of 54220056 is about 378.4890509395.

The spelling of 54220056 in words is "fifty-four million, two hundred twenty thousand, fifty-six".