55535938 has 16 divisors (see below), whose sum is σ = 87086016. Its totient is φ = 26511760.

The previous prime is 55535929. The next prime is 55535939. The reversal of 55535938 is 83953555.

It is a happy number.

55535938 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 55535894 and 55535903.

It is not an unprimeable number, because it can be changed into a prime (55535939) by changing a digit.

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, 42645 + ... + 43927.

It is an arithmetic number, because the mean of its divisors is an integer number (5442876).

Almost surely, 2^55535938 is an apocalyptic number.

55535938 is a deficient number, since it is larger than the sum of its proper divisors (31550078).

55535938 is a wasteful number, since it uses less digits than its factorization.

55535938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2249.

The product of its digits is 405000, while the sum is 43.

The square root of 55535938 is about 7452.2438231716. The cubic root of 55535938 is about 381.5264959064.

The spelling of 55535938 in words is "fifty-five million, five hundred thirty-five thousand, nine hundred thirty-eight".