55939508 has 6 divisors (see below), whose sum is σ = 97894146. Its totient is φ = 27969752.

The previous prime is 55939487. The next prime is 55939511. The reversal of 55939508 is 80593955.

It is a happy number.

55939508 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 only one way, i.e., 55681444 + 258064 = 7462^2 + 508^2 .

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 as a sum of consecutive naturals, namely, 6992435 + ... + 6992442.

It is an arithmetic number, because the mean of its divisors is an integer number (16315691).

Almost surely, 2^55939508 is an apocalyptic number.

It is an amenable number.

55939508 is a deficient number, since it is larger than the sum of its proper divisors (41954638).

55939508 is a wasteful number, since it uses less digits than its factorization.

55939508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13984881 (or 13984879 counting only the distinct ones).

The product of its (nonzero) digits is 243000, while the sum is 44.

The square root of 55939508 is about 7479.2718896962. The cubic root of 55939508 is about 382.4484285491.

The spelling of 55939508 in words is "fifty-five million, nine hundred thirty-nine thousand, five hundred eight".