50839785 has 32 divisors (see below), whose sum is σ = 90720000. Its totient is φ = 27013248.

The previous prime is 50839757. The next prime is 50839787. The reversal of 50839785 is 58793805.

It is not a de Polignac number, because 50839785 - 2⁵ = 50839753 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 50839785.

It is not an unprimeable number, because it can be changed into a prime (50839787) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47941 + ... + 48989.

It is an arithmetic number, because the mean of its divisors is an integer number (2835000).

Almost surely, 2^50839785 is an apocalyptic number.

It is an amenable number.

50839785 is a deficient number, since it is larger than the sum of its proper divisors (39880215).

50839785 is a wasteful number, since it uses less digits than its factorization.

50839785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1422 (or 1416 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The square root of 50839785 is about 7130.2023112952. The cubic root of 50839785 is about 370.4542388039.

The spelling of 50839785 in words is "fifty million, eight hundred thirty-nine thousand, seven hundred eighty-five".