22139996 has 12 divisors (see below), whose sum is σ = 39180960. Its totient is φ = 10945440.

The previous prime is 22139993. The next prime is 22140029. The reversal of 22139996 is 69993122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22139993) 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, 30740 + ... + 31451.

It is an arithmetic number, because the mean of its divisors is an integer number (3265080).

Almost surely, 2^22139996 is an apocalyptic number.

It is an amenable number.

22139996 is a deficient number, since it is larger than the sum of its proper divisors (17040964).

22139996 is a wasteful number, since it uses less digits than its factorization.

22139996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62284 (or 62282 counting only the distinct ones).

The product of its digits is 52488, while the sum is 41.

The square root of 22139996 is about 4705.3157173563. The cubic root of 22139996 is about 280.7970317838.

The spelling of 22139996 in words is "twenty-two million, one hundred thirty-nine thousand, nine hundred ninety-six".