55585822 has 16 divisors (see below), whose sum is σ = 85075200. Its totient is φ = 27232920.

The previous prime is 55585807. The next prime is 55585841. The reversal of 55585822 is 22858555.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 20697 + ... + 23227.

It is an arithmetic number, because the mean of its divisors is an integer number (5317200).

Almost surely, 2^55585822 is an apocalyptic number.

55585822 is a deficient number, since it is larger than the sum of its proper divisors (29489378).

55585822 is a wasteful number, since it uses less digits than its factorization.

55585822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2751.

The product of its digits is 160000, while the sum is 40.

The square root of 55585822 is about 7455.5899833615. The cubic root of 55585822 is about 381.6406944648.

The spelling of 55585822 in words is "fifty-five million, five hundred eighty-five thousand, eight hundred twenty-two".