56022444 has 18 divisors (see below), whose sum is σ = 141612380. Its totient is φ = 18674136.

The previous prime is 56022443. The next prime is 56022509. The reversal of 56022444 is 44422065.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (56022443) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 778054 + ... + 778125.

Almost surely, 2^56022444 is an apocalyptic number.

It is an amenable number.

56022444 is an abundant number, since it is smaller than the sum of its proper divisors (85589936).

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

56022444 is a wasteful number, since it uses less digits than its factorization.

56022444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1556189 (or 1556184 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 56022444 is about 7484.8142261515. The cubic root of 56022444 is about 382.6373414271.

The spelling of 56022444 in words is "fifty-six million, twenty-two thousand, four hundred forty-four".