55539536 has 20 divisors (see below), whose sum is σ = 115885812. Its totient is φ = 25633536.

The previous prime is 55539509. The next prime is 55539541. The reversal of 55539536 is 63593555.

It can be written as a sum of positive squares in 2 ways, for example, as 19009600 + 36529936 = 4360^2 + 6044^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55539493 and 55539502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133301 + ... + 133716.

Almost surely, 2^55539536 is an apocalyptic number.

It is an amenable number.

55539536 is an abundant number, since it is smaller than the sum of its proper divisors (60346276).

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

55539536 is a wasteful number, since it uses less digits than its factorization.

55539536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267038 (or 267032 counting only the distinct ones).

The product of its digits is 303750, while the sum is 41.

The square root of 55539536 is about 7452.4852230649. The cubic root of 55539536 is about 381.5347350319.

The spelling of 55539536 in words is "fifty-five million, five hundred thirty-nine thousand, five hundred thirty-six".