22958291 has 2 divisors, whose sum is σ = 22958292. Its totient is φ = 22958290.

The previous prime is 22958263. The next prime is 22958303. The reversal of 22958291 is 19285922.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22958291 is a prime.

It is a super-3 number, since 3×22958291³ (a number of 23 digits) contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22958791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11479145 + 11479146.

It is an arithmetic number, because the mean of its divisors is an integer number (11479146).

Almost surely, 2^22958291 is an apocalyptic number.

22958291 is a deficient number, since it is larger than the sum of its proper divisors (1).

22958291 is an equidigital number, since it uses as much as digits as its factorization.

22958291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 38.

The square root of 22958291 is about 4791.4810862613. The cubic root of 22958291 is about 284.2146883905.

The spelling of 22958291 in words is "twenty-two million, nine hundred fifty-eight thousand, two hundred ninety-one".