55586930 has 32 divisors (see below), whose sum is σ = 116515584. Its totient is φ = 18697536.

The previous prime is 55586911. The next prime is 55586941. The reversal of 55586930 is 3968555.

55586930 = T₂₉₀ + T₂₉₁ + ... + T₇₀₉.

55586930 = 998² + 999² + ... + 1050².

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3782 + ... + 11201.

It is an arithmetic number, because the mean of its divisors is an integer number (3641112).

Almost surely, 2^55586930 is an apocalyptic number.

55586930 is an abundant number, since it is smaller than the sum of its proper divisors (60928654).

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

55586930 is a wasteful number, since it uses less digits than its factorization.

55586930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15050.

The product of its (nonzero) digits is 162000, while the sum is 41.

The square root of 55586930 is about 7455.6642896525. The cubic root of 55586930 is about 381.6432302138.

The spelling of 55586930 in words is "fifty-five million, five hundred eighty-six thousand, nine hundred thirty".