23444022 has 32 divisors (see below), whose sum is σ = 54008064. Its totient is φ = 6645600.

The previous prime is 23444009. The next prime is 23444053. The reversal of 23444022 is 22044432.

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

It is a self number, because there is not a number n which added to its sum of digits gives 23444022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3372 + ... + 7632.

It is an arithmetic number, because the mean of its divisors is an integer number (1687752).

Almost surely, 2^23444022 is an apocalyptic number.

23444022 is an abundant number, since it is smaller than the sum of its proper divisors (30564042).

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

23444022 is a wasteful number, since it uses less digits than its factorization.

23444022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4404.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 23444022 is about 4841.9027251691. The cubic root of 23444022 is about 286.2051033366.

Adding to 23444022 its reverse (22044432), we get a palindrome (45488454).

The spelling of 23444022 in words is "twenty-three million, four hundred forty-four thousand, twenty-two".