22443234422 has 32 divisors (see below), whose sum is σ = 39640568832. Its totient is φ = 9330539904.

The previous prime is 22443234421. The next prime is 22443234431.

22443234422 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22443234421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76568 + ... + 225275.

It is an arithmetic number, because the mean of its divisors is an integer number (1238767776).

Almost surely, 2^22443234422 is an apocalyptic number.

22443234422 is a deficient number, since it is larger than the sum of its proper divisors (17197334410).

22443234422 is a wasteful number, since it uses less digits than its factorization.

22443234422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302012.

The product of its digits is 73728, while the sum is 32.

The spelling of 22443234422 in words is "twenty-two billion, four hundred forty-three million, two hundred thirty-four thousand, four hundred twenty-two".