55592572 has 24 divisors (see below), whose sum is σ = 111373920. Its totient is φ = 23784960.

The previous prime is 55592561. The next prime is 55592609. The reversal of 55592572 is 27529555.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20004 + ... + 22612.

It is an arithmetic number, because the mean of its divisors is an integer number (4640580).

Almost surely, 2^55592572 is an apocalyptic number.

55592572 is the 6088-th pentagonal number.

It is an amenable number.

55592572 is an abundant number, since it is smaller than the sum of its proper divisors (55781348).

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

55592572 is a wasteful number, since it uses less digits than its factorization.

55592572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3381 (or 3379 counting only the distinct ones).

The product of its digits is 157500, while the sum is 40.

The square root of 55592572 is about 7456.0426500926. The cubic root of 55592572 is about 381.6561418717.

The spelling of 55592572 in words is "fifty-five million, five hundred ninety-two thousand, five hundred seventy-two".