56850861 has 8 divisors (see below), whose sum is σ = 76347040. Its totient is φ = 37627632.

The previous prime is 56850847. The next prime is 56850863. The reversal of 56850861 is 16805865.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-56850861 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56850863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67750 + ... + 68583.

It is an arithmetic number, because the mean of its divisors is an integer number (9543380).

Almost surely, 2^56850861 is an apocalyptic number.

It is an amenable number.

56850861 is a deficient number, since it is larger than the sum of its proper divisors (19496179).

56850861 is a wasteful number, since it uses less digits than its factorization.

56850861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136475.

The product of its (nonzero) digits is 57600, while the sum is 39.

The square root of 56850861 is about 7539.9509945357. The cubic root of 56850861 is about 384.5141698971.

The spelling of 56850861 in words is "fifty-six million, eight hundred fifty thousand, eight hundred sixty-one".