55338384 has 40 divisors (see below), whose sum is σ = 146825920. Its totient is φ = 17947008.

The previous prime is 55338359. The next prime is 55338389. The reversal of 55338384 is 48383355.

It is not an unprimeable number, because it can be changed into a prime (55338389) by changing a digit.

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, 13804 + ... + 17355.

It is an arithmetic number, because the mean of its divisors is an integer number (3670648).

Almost surely, 2^55338384 is an apocalyptic number.

It is an amenable number.

55338384 is an abundant number, since it is smaller than the sum of its proper divisors (91487536).

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

55338384 is a wasteful number, since it uses less digits than its factorization.

55338384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31207 (or 31201 counting only the distinct ones).

The product of its digits is 172800, while the sum is 39.

The square root of 55338384 is about 7438.9773490716. The cubic root of 55338384 is about 381.0735661638.

The spelling of 55338384 in words is "fifty-five million, three hundred thirty-eight thousand, three hundred eighty-four".