22444112 has 20 divisors (see below), whose sum is σ = 43910880. Its totient is φ = 11112288.

The previous prime is 22444091. The next prime is 22444127. The reversal of 22444112 is 21144422.

It is a nude number because it is divisible by every one of its digits.

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 3 ways as a sum of consecutive naturals, for example, 5162 + ... + 8457.

It is an arithmetic number, because the mean of its divisors is an integer number (2195544).

Almost surely, 2^22444112 is an apocalyptic number.

It is an amenable number.

22444112 is a deficient number, since it is larger than the sum of its proper divisors (21466768).

22444112 is a wasteful number, since it uses less digits than its factorization.

22444112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13730 (or 13724 counting only the distinct ones).

The product of its digits is 512, while the sum is 20.

The square root of 22444112 is about 4737.5217149898. The cubic root of 22444112 is about 282.0768698781.

Adding to 22444112 its reverse (21144422), we get a palindrome (43588534).

The spelling of 22444112 in words is "twenty-two million, four hundred forty-four thousand, one hundred twelve".