50422873 has 4 divisors (see below), whose sum is σ = 50566068. Its totient is φ = 50279680.

The previous prime is 50422871. The next prime is 50422919. The reversal of 50422873 is 37822405.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9935104 + 40487769 = 3152^2 + 6363^2 .

It is a cyclic number.

It is not a de Polignac number, because 50422873 - 2¹ = 50422871 is a prime.

It is a super-2 number, since 2×50422873² = 5084932243148258, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50422871) 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, 71068 + ... + 71773.

It is an arithmetic number, because the mean of its divisors is an integer number (12641517).

Almost surely, 2^50422873 is an apocalyptic number.

It is an amenable number.

50422873 is a deficient number, since it is larger than the sum of its proper divisors (143195).

50422873 is a wasteful number, since it uses less digits than its factorization.

50422873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143194.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 50422873 is about 7100.9064914277. The cubic root of 50422873 is about 369.4388205818.

The spelling of 50422873 in words is "fifty million, four hundred twenty-two thousand, eight hundred seventy-three".