56504022 has 16 divisors (see below), whose sum is σ = 119655792. Its totient is φ = 17726720.

The previous prime is 56504009. The next prime is 56504023. The reversal of 56504022 is 22040565.

It is a junction number, because it is equal to n+sod(n) for n = 56503983 and 56504001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56504023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276879 + ... + 277082.

It is an arithmetic number, because the mean of its divisors is an integer number (7478487).

Almost surely, 2^56504022 is an apocalyptic number.

56504022 is an abundant number, since it is smaller than the sum of its proper divisors (63151770).

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

56504022 is a wasteful number, since it uses less digits than its factorization.

56504022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553983.

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

The square root of 56504022 is about 7516.9157238857. The cubic root of 56504022 is about 383.7306189040.

Adding to 56504022 its reverse (22040565), we get a palindrome (78544587).

The spelling of 56504022 in words is "fifty-six million, five hundred four thousand, twenty-two".