55045244 has 12 divisors (see below), whose sum is σ = 96541368. Its totient is φ = 27462000.

The previous prime is 55045231. The next prime is 55045259. The reversal of 55045244 is 44254055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13082 + ... + 16769.

It is an arithmetic number, because the mean of its divisors is an integer number (8045114).

Almost surely, 2^55045244 is an apocalyptic number.

It is an amenable number.

55045244 is a deficient number, since it is larger than the sum of its proper divisors (41496124).

55045244 is a wasteful number, since it uses less digits than its factorization.

55045244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30316 (or 30314 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 29.

The square root of 55045244 is about 7419.2482098930. The cubic root of 55045244 is about 380.3994967565.

Adding to 55045244 its reverse (44254055), we get a palindrome (99299299).

The spelling of 55045244 in words is "fifty-five million, forty-five thousand, two hundred forty-four".