55998336 has 32 divisors (see below), whose sum is σ = 148746600. Its totient is φ = 18665984.

The previous prime is 55998317. The next prime is 55998337. The reversal of 55998336 is 63389955.

55998336 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55998337) 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 3 ways as a sum of consecutive naturals, for example, 72531 + ... + 73298.

Almost surely, 2^55998336 is an apocalyptic number.

It is an amenable number.

55998336 is an abundant number, since it is smaller than the sum of its proper divisors (92748264).

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

55998336 is a wasteful number, since it uses less digits than its factorization.

55998336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145846 (or 145834 counting only the distinct ones).

The product of its digits is 874800, while the sum is 48.

The square root of 55998336 is about 7483.2035920453. The cubic root of 55998336 is about 382.5824470914.

The spelling of 55998336 in words is "fifty-five million, nine hundred ninety-eight thousand, three hundred thirty-six".