50870565 has 16 divisors (see below), whose sum is σ = 90436800. Its totient is φ = 27130896.

The previous prime is 50870563. The next prime is 50870587. The reversal of 50870565 is 56507805.

It is not a de Polignac number, because 50870565 - 2¹ = 50870563 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50870563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188275 + ... + 188544.

It is an arithmetic number, because the mean of its divisors is an integer number (5652300).

Almost surely, 2^50870565 is an apocalyptic number.

It is an amenable number.

50870565 is a deficient number, since it is larger than the sum of its proper divisors (39566235).

50870565 is a wasteful number, since it uses less digits than its factorization.

50870565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376833 (or 376827 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 36.

The square root of 50870565 is about 7132.3604087287. The cubic root of 50870565 is about 370.5289852588.

The spelling of 50870565 in words is "fifty million, eight hundred seventy thousand, five hundred sixty-five".