22199108 has 6 divisors (see below), whose sum is σ = 38848446. Its totient is φ = 11099552.

The previous prime is 22199077. The next prime is 22199119. The reversal of 22199108 is 80199122.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 12264004 + 9935104 = 3502^2 + 3152^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2774885 + ... + 2774892.

It is an arithmetic number, because the mean of its divisors is an integer number (6474741).

Almost surely, 2^22199108 is an apocalyptic number.

It is an amenable number.

22199108 is a deficient number, since it is larger than the sum of its proper divisors (16649338).

22199108 is a wasteful number, since it uses less digits than its factorization.

22199108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5549781 (or 5549779 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 32.

The square root of 22199108 is about 4711.5929365768. The cubic root of 22199108 is about 281.0467115010.

The spelling of 22199108 in words is "twenty-two million, one hundred ninety-nine thousand, one hundred eight".