56055237 has 16 divisors (see below), whose sum is σ = 85655040. Its totient is φ = 31942512.

The previous prime is 56055229. The next prime is 56055247. The reversal of 56055237 is 73255065.

It is not a de Polignac number, because 56055237 - 2³ = 56055229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56055198 and 56055207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56055227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4438 + ... + 11480.

It is an arithmetic number, because the mean of its divisors is an integer number (5353440).

Almost surely, 2^56055237 is an apocalyptic number.

It is an amenable number.

56055237 is a deficient number, since it is larger than the sum of its proper divisors (29599803).

56055237 is a wasteful number, since it uses less digits than its factorization.

56055237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7432.

The product of its (nonzero) digits is 31500, while the sum is 33.

The square root of 56055237 is about 7487.0045412034. The cubic root of 56055237 is about 382.7119863844.

The spelling of 56055237 in words is "fifty-six million, fifty-five thousand, two hundred thirty-seven".