55634959 has 4 divisors (see below), whose sum is σ = 55649880. Its totient is φ = 55620040.

The previous prime is 55634951. The next prime is 55634977. The reversal of 55634959 is 95943655.

55634959 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 55634959 - 2³ = 55634951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55634951) 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 3 ways as a sum of consecutive naturals, for example, 3537 + ... + 11125.

It is an arithmetic number, because the mean of its divisors is an integer number (13912470).

Almost surely, 2^55634959 is an apocalyptic number.

55634959 is a deficient number, since it is larger than the sum of its proper divisors (14921).

55634959 is an equidigital number, since it uses as much as digits as its factorization.

55634959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14920.

The product of its digits is 729000, while the sum is 46.

The square root of 55634959 is about 7458.8845680839. The cubic root of 55634959 is about 381.7531161529.

The spelling of 55634959 in words is "fifty-five million, six hundred thirty-four thousand, nine hundred fifty-nine".