22958159 has 4 divisors (see below), whose sum is σ = 26237904. Its totient is φ = 19678416.

The previous prime is 22958149. The next prime is 22958161. The reversal of 22958159 is 95185922.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22958159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22958119) 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 in 3 ways as a sum of consecutive naturals, for example, 1639862 + ... + 1639875.

It is an arithmetic number, because the mean of its divisors is an integer number (6559476).

Almost surely, 2^22958159 is an apocalyptic number.

22958159 is a deficient number, since it is larger than the sum of its proper divisors (3279745).

22958159 is an equidigital number, since it uses as much as digits as its factorization.

22958159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3279744.

The product of its digits is 64800, while the sum is 41.

The square root of 22958159 is about 4791.4673117950. The cubic root of 22958159 is about 284.2141436867.

The spelling of 22958159 in words is "twenty-two million, nine hundred fifty-eight thousand, one hundred fifty-nine".