22423042 has 16 divisors (see below), whose sum is σ = 34670592. Its totient is φ = 10870720.

The previous prime is 22423019. The next prime is 22423043. The reversal of 22423042 is 24032422.

It is not an unprimeable number, because it can be changed into a prime (22423043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9567 + ... + 11677.

It is an arithmetic number, because the mean of its divisors is an integer number (2166912).

Almost surely, 2^22423042 is an apocalyptic number.

22423042 is a deficient number, since it is larger than the sum of its proper divisors (12247550).

22423042 is a wasteful number, since it uses less digits than its factorization.

22423042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2273.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 22423042 is about 4735.2974563379. The cubic root of 22423042 is about 281.9885732171.

Adding to 22423042 its reverse (24032422), we get a palindrome (46455464).

The spelling of 22423042 in words is "twenty-two million, four hundred twenty-three thousand, forty-two".