22226189 has 4 divisors (see below), whose sum is σ = 22242624. Its totient is φ = 22209756.

The previous prime is 22226177. The next prime is 22226201. The reversal of 22226189 is 98162222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (22226177) and next prime (22226201).

It is a cyclic number.

It is not a de Polignac number, because 22226189 - 2⁴ = 22226173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22226129) 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, 5987 + ... + 8960.

It is an arithmetic number, because the mean of its divisors is an integer number (5560656).

Almost surely, 2^22226189 is an apocalyptic number.

It is an amenable number.

22226189 is a deficient number, since it is larger than the sum of its proper divisors (16435).

22226189 is a wasteful number, since it uses less digits than its factorization.

22226189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16434.

The product of its digits is 6912, while the sum is 32.

The square root of 22226189 is about 4714.4659294558. The cubic root of 22226189 is about 281.1609493217.

The spelling of 22226189 in words is "twenty-two million, two hundred twenty-six thousand, one hundred eighty-nine".