56020136 has 16 divisors (see below), whose sum is σ = 106518240. Its totient is φ = 27615280.

The previous prime is 56020091. The next prime is 56020177. The reversal of 56020136 is 63102065.

56020136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 48746 + ... + 49881.

It is an arithmetic number, because the mean of its divisors is an integer number (6657390).

Almost surely, 2^56020136 is an apocalyptic number.

It is an amenable number.

56020136 is a deficient number, since it is larger than the sum of its proper divisors (50498104).

56020136 is a wasteful number, since it uses less digits than its factorization.

56020136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98704 (or 98700 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 56020136 is about 7484.6600457202. The cubic root of 56020136 is about 382.6320867527.

The spelling of 56020136 in words is "fifty-six million, twenty thousand, one hundred thirty-six".