50222173 has 2 divisors, whose sum is σ = 50222174. Its totient is φ = 50222172.

The previous prime is 50222167. The next prime is 50222177. The reversal of 50222173 is 37122205.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29181604 + 21040569 = 5402^2 + 4587^2 .

It is a cyclic number.

It is not a de Polignac number, because 50222173 - 2⁵ = 50222141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50222177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25111086 + 25111087.

It is an arithmetic number, because the mean of its divisors is an integer number (25111087).

Almost surely, 2^50222173 is an apocalyptic number.

It is an amenable number.

50222173 is a deficient number, since it is larger than the sum of its proper divisors (1).

50222173 is an equidigital number, since it uses as much as digits as its factorization.

50222173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 50222173 is about 7086.7604023277. The cubic root of 50222173 is about 368.9480051983.

Adding to 50222173 its reverse (37122205), we get a palindrome (87344378).

The spelling of 50222173 in words is "fifty million, two hundred twenty-two thousand, one hundred seventy-three".