55115304 has 32 divisors (see below), whose sum is σ = 137985120. Its totient is φ = 18345536.

The previous prime is 55115299. The next prime is 55115323. The reversal of 55115304 is 40351155.

55115304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23179 + ... + 25445.

It is an arithmetic number, because the mean of its divisors is an integer number (4312035).

Almost surely, 2^55115304 is an apocalyptic number.

It is an amenable number.

55115304 is an abundant number, since it is smaller than the sum of its proper divisors (82869816).

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

55115304 is a wasteful number, since it uses less digits than its factorization.

55115304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3289 (or 3285 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 55115304 is about 7423.9682111388. The cubic root of 55115304 is about 380.5608155070.

Adding to 55115304 its reverse (40351155), we get a palindrome (95466459).

The spelling of 55115304 in words is "fifty-five million, one hundred fifteen thousand, three hundred four".