22183889 has 16 divisors (see below), whose sum is σ = 27414912. Its totient is φ = 17480448.

The previous prime is 22183883. The next prime is 22183939. The reversal of 22183889 is 98838122.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22183889 - 2¹² = 22179793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22183883) 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, 39122 + ... + 39684.

It is an arithmetic number, because the mean of its divisors is an integer number (1713432).

Almost surely, 2^22183889 is an apocalyptic number.

It is an amenable number.

22183889 is a deficient number, since it is larger than the sum of its proper divisors (5231023).

22183889 is a wasteful number, since it uses less digits than its factorization.

22183889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016.

The product of its digits is 55296, while the sum is 41.

The square root of 22183889 is about 4709.9776007960. The cubic root of 22183889 is about 280.9824712664.

The spelling of 22183889 in words is "twenty-two million, one hundred eighty-three thousand, eight hundred eighty-nine".