50022491 has 2 divisors, whose sum is σ = 50022492. Its totient is φ = 50022490.

The previous prime is 50022487. The next prime is 50022521. The reversal of 50022491 is 19422005.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50022491 - 2² = 50022487 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (50022451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25011245 + 25011246.

It is an arithmetic number, because the mean of its divisors is an integer number (25011246).

Almost surely, 2^50022491 is an apocalyptic number.

50022491 is a deficient number, since it is larger than the sum of its proper divisors (1).

50022491 is an equidigital number, since it uses as much as digits as its factorization.

50022491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 50022491 is about 7072.6579869240. The cubic root of 50022491 is about 368.4583799520.

Adding to 50022491 its reverse (19422005), we get a palindrome (69444496).

The spelling of 50022491 in words is "fifty million, twenty-two thousand, four hundred ninety-one".