56533844 has 6 divisors (see below), whose sum is σ = 98934234. Its totient is φ = 28266920.

The previous prime is 56533843. The next prime is 56533849. The reversal of 56533844 is 44833565.

It can be written as a sum of positive squares in only one way, i.e., 55323844 + 1210000 = 7438^2 + 1100^2 .

It is a junction number, because it is equal to n+sod(n) for n = 56533798 and 56533807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56533843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7066727 + ... + 7066734.

It is an arithmetic number, because the mean of its divisors is an integer number (16489039).

Almost surely, 2^56533844 is an apocalyptic number.

It is an amenable number.

56533844 is a deficient number, since it is larger than the sum of its proper divisors (42400390).

56533844 is a wasteful number, since it uses less digits than its factorization.

56533844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14133465 (or 14133463 counting only the distinct ones).

The product of its digits is 172800, while the sum is 38.

The square root of 56533844 is about 7518.8991215470. The cubic root of 56533844 is about 383.7981161749.

The spelling of 56533844 in words is "fifty-six million, five hundred thirty-three thousand, eight hundred forty-four".