55853886 has 16 divisors (see below), whose sum is σ = 121863168. Its totient is φ = 16925400.

The previous prime is 55853851. The next prime is 55853887. The reversal of 55853886 is 68835855.

55853886 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55853887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 423070 + ... + 423201.

It is an arithmetic number, because the mean of its divisors is an integer number (7616448).

Almost surely, 2^55853886 is an apocalyptic number.

55853886 is an abundant number, since it is smaller than the sum of its proper divisors (66009282).

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

55853886 is a wasteful number, since it uses less digits than its factorization.

55853886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846287.

The product of its digits is 1152000, while the sum is 48.

The square root of 55853886 is about 7473.5457448255. The cubic root of 55853886 is about 382.2532014669.

The spelling of 55853886 in words is "fifty-five million, eight hundred fifty-three thousand, eight hundred eighty-six".