22113944 has 16 divisors (see below), whose sum is σ = 42048720. Its totient is φ = 10900960.

The previous prime is 22113941. The next prime is 22113961. The reversal of 22113944 is 44931122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22113941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18899 + ... + 20034.

It is an arithmetic number, because the mean of its divisors is an integer number (2628045).

Almost surely, 2^22113944 is an apocalyptic number.

It is an amenable number.

22113944 is a deficient number, since it is larger than the sum of its proper divisors (19934776).

22113944 is a wasteful number, since it uses less digits than its factorization.

22113944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39010 (or 39006 counting only the distinct ones).

The product of its digits is 1728, while the sum is 26.

The square root of 22113944 is about 4702.5465441609. The cubic root of 22113944 is about 280.6868511640.

The spelling of 22113944 in words is "twenty-two million, one hundred thirteen thousand, nine hundred forty-four".