55889184 has 96 divisors (see below), whose sum is σ = 166380480. Its totient is φ = 16284672.

The previous prime is 55889179. The next prime is 55889219. The reversal of 55889184 is 48198855.

It is a tau number, because it is divible by the number of its divisors (96).

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

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 15 ways as a sum of consecutive naturals, for example, 22534 + ... + 24890.

It is an arithmetic number, because the mean of its divisors is an integer number (1733130).

Almost surely, 2^55889184 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 55889184, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83190240).

55889184 is an abundant number, since it is smaller than the sum of its proper divisors (110491296).

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

55889184 is a wasteful number, since it uses less digits than its factorization.

55889184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2402 (or 2394 counting only the distinct ones).

The product of its digits is 460800, while the sum is 48.

The square root of 55889184 is about 7475.9069015070. The cubic root of 55889184 is about 382.3337087400. Note that the first 3 decimals are identical.

The spelling of 55889184 in words is "fifty-five million, eight hundred eighty-nine thousand, one hundred eighty-four".