23159922 has 16 divisors (see below), whose sum is σ = 47917440. Its totient is φ = 7453712.

The previous prime is 23159921. The next prime is 23159923. The reversal of 23159922 is 22995132.

It is an interprime number because it is at equal distance from previous prime (23159921) and next prime (23159923).

It is not an unprimeable number, because it can be changed into a prime (23159921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66378 + ... + 66725.

It is an arithmetic number, because the mean of its divisors is an integer number (2994840).

Almost surely, 2^23159922 is an apocalyptic number.

23159922 is an abundant number, since it is smaller than the sum of its proper divisors (24757518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23159922 is a wasteful number, since it uses less digits than its factorization.

23159922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133137.

The product of its digits is 9720, while the sum is 33.

The square root of 23159922 is about 4812.4756622761. The cubic root of 23159922 is about 285.0443021312.

The spelling of 23159922 in words is "twenty-three million, one hundred fifty-nine thousand, nine hundred twenty-two".