50793991 has 4 divisors (see below), whose sum is σ = 51364800. Its totient is φ = 50223184.

The previous prime is 50793989. The next prime is 50793997. The reversal of 50793991 is 19939705.

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

It is a cyclic number.

It is not a de Polignac number, because 50793991 - 2¹ = 50793989 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50793997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 285271 + ... + 285448.

It is an arithmetic number, because the mean of its divisors is an integer number (12841200).

Almost surely, 2^50793991 is an apocalyptic number.

50793991 is a deficient number, since it is larger than the sum of its proper divisors (570809).

50793991 is an equidigital number, since it uses as much as digits as its factorization.

50793991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570808.

The product of its (nonzero) digits is 76545, while the sum is 43.

The square root of 50793991 is about 7126.9903185005. The cubic root of 50793991 is about 370.3429763508.

The spelling of 50793991 in words is "fifty million, seven hundred ninety-three thousand, nine hundred ninety-one".