50809794 has 16 divisors (see below), whose sum is σ = 116136768. Its totient is φ = 14517072.

The previous prime is 50809757. The next prime is 50809799. The reversal of 50809794 is 49790805.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 1209757 = 50809794 / (5 + 0 + 8 + 0 + 9 + 7 + 9 + 4).

It is not an unprimeable number, because it can be changed into a prime (50809799) 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, 604837 + ... + 604920.

It is an arithmetic number, because the mean of its divisors is an integer number (7258548).

Almost surely, 2^50809794 is an apocalyptic number.

50809794 is an abundant number, since it is smaller than the sum of its proper divisors (65326974).

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

50809794 is a wasteful number, since it uses less digits than its factorization.

50809794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1209769.

The product of its (nonzero) digits is 90720, while the sum is 42.

The square root of 50809794 is about 7128.0989050377. The cubic root of 50809794 is about 370.3813793397.

The spelling of 50809794 in words is "fifty million, eight hundred nine thousand, seven hundred ninety-four".