22216089 has 16 divisors (see below), whose sum is σ = 34172928. Its totient is φ = 12574992.

The previous prime is 22216087. The next prime is 22216097. The reversal of 22216089 is 98061222.

It is not a de Polignac number, because 22216089 - 2¹ = 22216087 is a prime.

It is a super-2 number, since 2×22216089² = 987109220911842, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22216081) 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, 2697 + ... + 7190.

It is an arithmetic number, because the mean of its divisors is an integer number (2135808).

Almost surely, 2^22216089 is an apocalyptic number.

It is an amenable number.

22216089 is a deficient number, since it is larger than the sum of its proper divisors (11956839).

22216089 is a wasteful number, since it uses less digits than its factorization.

22216089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10004.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 22216089 is about 4713.3946365650. The cubic root of 22216089 is about 281.1183545875.

The spelling of 22216089 in words is "twenty-two million, two hundred sixteen thousand, eighty-nine".