22199936 has 32 divisors (see below), whose sum is σ = 48250080. Its totient is φ = 10090240.

The previous prime is 22199929. The next prime is 22199939. The reversal of 22199936 is 63999122.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 22199893 and 22199902.

It is not an unprimeable number, because it can be changed into a prime (22199939) by changing a digit.

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, 6476 + ... + 9291.

It is an arithmetic number, because the mean of its divisors is an integer number (1507815).

Almost surely, 2^22199936 is an apocalyptic number.

It is an amenable number.

22199936 is an abundant number, since it is smaller than the sum of its proper divisors (26050144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22199936 is a wasteful number, since it uses less digits than its factorization.

22199936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15792 (or 15780 counting only the distinct ones).

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

The square root of 22199936 is about 4711.6808041292. The cubic root of 22199936 is about 281.0502056923.

The spelling of 22199936 in words is "twenty-two million, one hundred ninety-nine thousand, nine hundred thirty-six".