23116422 has 32 divisors (see below), whose sum is σ = 54662400. Its totient is φ = 6376608.

The previous prime is 23116417. The next prime is 23116441. The reversal of 23116422 is 22461132.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8272 + ... + 10707.

It is an arithmetic number, because the mean of its divisors is an integer number (1708200).

Almost surely, 2^23116422 is an apocalyptic number.

23116422 is an abundant number, since it is smaller than the sum of its proper divisors (31545978).

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

23116422 is a wasteful number, since it uses less digits than its factorization.

23116422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19020.

The product of its digits is 576, while the sum is 21.

The square root of 23116422 is about 4807.9540347220. The cubic root of 23116422 is about 284.8657293032.

Adding to 23116422 its reverse (22461132), we get a palindrome (45577554).

It can be divided in two parts, 231 and 16422, that added together give a triangular number (16653 = T₁₈₂).

The spelling of 23116422 in words is "twenty-three million, one hundred sixteen thousand, four hundred twenty-two".