22199502 has 24 divisors (see below), whose sum is σ = 48079224. Its totient is φ = 6830304.

The previous prime is 22199479. The next prime is 22199509. The reversal of 22199502 is 20599122.

It is a self number, because there is not a number n which added to its sum of digits gives 22199502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22199509) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9933 + ... + 11960.

It is an arithmetic number, because the mean of its divisors is an integer number (2003301).

Almost surely, 2^22199502 is an apocalyptic number.

22199502 is an abundant number, since it is smaller than the sum of its proper divisors (25879722).

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

22199502 is a wasteful number, since it uses less digits than its factorization.

22199502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21924 (or 21911 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 22199502 is about 4711.6347481527. The cubic root of 22199502 is about 281.0483742067.

The spelling of 22199502 in words is "twenty-two million, one hundred ninety-nine thousand, five hundred two".