22434022 has 16 divisors (see below), whose sum is σ = 38147760. Its totient is φ = 9808992.

The previous prime is 22434017. The next prime is 22434047. The reversal of 22434022 is 22043422.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22213 + ... + 23200.

It is an arithmetic number, because the mean of its divisors is an integer number (2384235).

Almost surely, 2^22434022 is an apocalyptic number.

22434022 is a deficient number, since it is larger than the sum of its proper divisors (15713738).

22434022 is a wasteful number, since it uses less digits than its factorization.

22434022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45447.

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

The square root of 22434022 is about 4736.4566925076. The cubic root of 22434022 is about 282.0345932781.

Adding to 22434022 its reverse (22043422), we get a palindrome (44477444).

The spelling of 22434022 in words is "twenty-two million, four hundred thirty-four thousand, twenty-two".