55086922 has 16 divisors (see below), whose sum is σ = 90502272. Its totient is φ = 24939520.

The previous prime is 55086901. The next prime is 55086923. The reversal of 55086922 is 22968055.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (55086923) 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, 783 + ... + 10525.

It is an arithmetic number, because the mean of its divisors is an integer number (5656392).

Almost surely, 2^55086922 is an apocalyptic number.

55086922 is a deficient number, since it is larger than the sum of its proper divisors (35415350).

55086922 is a wasteful number, since it uses less digits than its factorization.

55086922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10013.

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 55086922 is about 7422.0564535713. The cubic root of 55086922 is about 380.4954801655.

The spelling of 55086922 in words is "fifty-five million, eighty-six thousand, nine hundred twenty-two".