55113424 has 20 divisors (see below), whose sum is σ = 109669444. Its totient is φ = 26811648.

The previous prime is 55113413. The next prime is 55113449. The reversal of 55113424 is 42431155.

It is a happy number.

55113424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 34574400 + 20539024 = 5880^2 + 4532^2 .

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 45957 + ... + 47140.

Almost surely, 2^55113424 is an apocalyptic number.

It is an amenable number.

55113424 is a deficient number, since it is larger than the sum of its proper divisors (54556020).

55113424 is a wasteful number, since it uses less digits than its factorization.

55113424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93142 (or 93136 counting only the distinct ones).

The product of its digits is 2400, while the sum is 25.

The square root of 55113424 is about 7423.8415931376. The cubic root of 55113424 is about 380.5564884422.

Adding to 55113424 its reverse (42431155), we get a palindrome (97544579).

The spelling of 55113424 in words is "fifty-five million, one hundred thirteen thousand, four hundred twenty-four".