50909707 has 4 divisors (see below), whose sum is σ = 51404080. Its totient is φ = 50415336.

The previous prime is 50909701. The next prime is 50909717. The reversal of 50909707 is 70790905.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50909707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50909701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247032 + ... + 247237.

It is an arithmetic number, because the mean of its divisors is an integer number (12851020).

Almost surely, 2^50909707 is an apocalyptic number.

50909707 is a deficient number, since it is larger than the sum of its proper divisors (494373).

50909707 is a wasteful number, since it uses less digits than its factorization.

50909707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494372.

The product of its (nonzero) digits is 19845, while the sum is 37.

The square root of 50909707 is about 7135.1038534838. The cubic root of 50909707 is about 370.6239945392.

The spelling of 50909707 in words is "fifty million, nine hundred nine thousand, seven hundred seven".