55288048 has 20 divisors (see below), whose sum is σ = 107272648. Its totient is φ = 27604800.

The previous prime is 55288039. The next prime is 55288061. The reversal of 55288048 is 84088255.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 55288048.

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, 11623 + ... + 15673.

Almost surely, 2^55288048 is an apocalyptic number.

It is an amenable number.

55288048 is a deficient number, since it is larger than the sum of its proper divisors (51984600).

55288048 is a wasteful number, since it uses less digits than its factorization.

55288048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4912 (or 4906 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 40.

The square root of 55288048 is about 7435.5933186263. The cubic root of 55288048 is about 380.9579891357.

The spelling of 55288048 in words is "fifty-five million, two hundred eighty-eight thousand, forty-eight".