55860786 has 32 divisors (see below), whose sum is σ = 128419200. Its totient is φ = 17977680.

The previous prime is 55860751. The next prime is 55860829. The reversal of 55860786 is 68706855.

55860786 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon 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 in 15 ways as a sum of consecutive naturals, for example, 16270 + ... + 19401.

It is an arithmetic number, because the mean of its divisors is an integer number (4013100).

Almost surely, 2^55860786 is an apocalyptic number.

55860786 is an abundant number, since it is smaller than the sum of its proper divisors (72558414).

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

55860786 is a wasteful number, since it uses less digits than its factorization.

55860786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35711 (or 35705 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The square root of 55860786 is about 7474.0073588404. The cubic root of 55860786 is about 382.2689415743.

The spelling of 55860786 in words is "fifty-five million, eight hundred sixty thousand, seven hundred eighty-six".