55883872 has 24 divisors (see below), whose sum is σ = 120024072. Its totient is φ = 25401600.

The previous prime is 55883857. The next prime is 55883873. The reversal of 55883872 is 27838855.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55883873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79029 + ... + 79732.

It is an arithmetic number, because the mean of its divisors is an integer number (5001003).

Almost surely, 2^55883872 is an apocalyptic number.

It is an amenable number.

55883872 is an abundant number, since it is smaller than the sum of its proper divisors (64140200).

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

55883872 is a wasteful number, since it uses less digits than its factorization.

55883872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158782 (or 158774 counting only the distinct ones).

The product of its digits is 537600, while the sum is 46.

The square root of 55883872 is about 7475.5516184426. The cubic root of 55883872 is about 382.3215953586.

The spelling of 55883872 in words is "fifty-five million, eight hundred eighty-three thousand, eight hundred seventy-two".