50939801 has 4 divisors (see below), whose sum is σ = 55570704. Its totient is φ = 46308900.

The previous prime is 50939771. The next prime is 50939809. The reversal of 50939801 is 10893905.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 50939801 - 2¹⁸ = 50677657 is a prime.

It is a super-3 number, since 3×50939801³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50939809) 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, 2315435 + ... + 2315456.

It is an arithmetic number, because the mean of its divisors is an integer number (13892676).

Almost surely, 2^50939801 is an apocalyptic number.

It is an amenable number.

50939801 is a deficient number, since it is larger than the sum of its proper divisors (4630903).

50939801 is a wasteful number, since it uses less digits than its factorization.

50939801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4630902.

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 50939801 is about 7137.2124110187. The cubic root of 50939801 is about 370.6970085225.

The spelling of 50939801 in words is "fifty million, nine hundred thirty-nine thousand, eight hundred one".