55973808 has 80 divisors (see below), whose sum is σ = 175286400. Its totient is φ = 16960320.

The previous prime is 55973779. The next prime is 55973839. The reversal of 55973808 is 80837955.

55973808 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1138 + ... + 10641.

It is an arithmetic number, because the mean of its divisors is an integer number (2191080).

Almost surely, 2^55973808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55973808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87643200).

55973808 is an abundant number, since it is smaller than the sum of its proper divisors (119312592).

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

55973808 is a wasteful number, since it uses less digits than its factorization.

55973808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11807 (or 11795 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The square root of 55973808 is about 7481.5645422599. The cubic root of 55973808 is about 382.5265802367.

The spelling of 55973808 in words is "fifty-five million, nine hundred seventy-three thousand, eight hundred eight".