22098885 has 16 divisors (see below), whose sum is σ = 35515584. Its totient is φ = 11733632.

The previous prime is 22098829. The next prime is 22098887. The reversal of 22098885 is 58889022.

It is a cyclic number.

It is not a de Polignac number, because 22098885 - 2⁷ = 22098757 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22098887) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 334 + ... + 6656.

It is an arithmetic number, because the mean of its divisors is an integer number (2219724).

Almost surely, 2^22098885 is an apocalyptic number.

It is an amenable number.

22098885 is a deficient number, since it is larger than the sum of its proper divisors (13416699).

22098885 is a wasteful number, since it uses less digits than its factorization.

22098885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6564.

The product of its (nonzero) digits is 92160, while the sum is 42.

The square root of 22098885 is about 4700.9451177396. The cubic root of 22098885 is about 280.6231233020.

The spelling of 22098885 in words is "twenty-two million, ninety-eight thousand, eight hundred eighty-five".