55044032 has 14 divisors (see below), whose sum is σ = 109228128. Its totient is φ = 27521984.

The previous prime is 55044029. The next prime is 55044047. The reversal of 55044032 is 23044055.

It is a junction number, because it is equal to n+sod(n) for n = 55043989 and 55044007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 429968 + ... + 430095.

Almost surely, 2^55044032 is an apocalyptic number.

It is an amenable number.

55044032 is a deficient number, since it is larger than the sum of its proper divisors (54184096).

55044032 is an equidigital number, since it uses as much as digits as its factorization.

55044032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860075 (or 860065 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 55044032 is about 7419.1665300086. The cubic root of 55044032 is about 380.3967048255.

Adding to 55044032 its sum of digits (23), we get a palindrome (55044055).

Adding to 55044032 its reverse (23044055), we get a palindrome (78088087).

The spelling of 55044032 in words is "fifty-five million, forty-four thousand, thirty-two".