50222993 has 2 divisors, whose sum is σ = 50222994. Its totient is φ = 50222992.

The previous prime is 50222989. The next prime is 50223029. The reversal of 50222993 is 39922205.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46881409 + 3341584 = 6847^2 + 1828^2 .

It is a cyclic number.

It is not a de Polignac number, because 50222993 - 2² = 50222989 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (50222923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25111496 + 25111497.

It is an arithmetic number, because the mean of its divisors is an integer number (25111497).

Almost surely, 2^50222993 is an apocalyptic number.

It is an amenable number.

50222993 is a deficient number, since it is larger than the sum of its proper divisors (1).

50222993 is an equidigital number, since it uses as much as digits as its factorization.

50222993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 50222993 is about 7086.8182564533. The cubic root of 50222993 is about 368.9500131807.

It can be divided in two parts, 50222 and 993, that added together give a palindrome (51215).

The spelling of 50222993 in words is "fifty million, two hundred twenty-two thousand, nine hundred ninety-three".