22989345 has 16 divisors (see below), whose sum is σ = 37566720. Its totient is φ = 11999744.

The previous prime is 22989319. The next prime is 22989361. The reversal of 22989345 is 54398922.

It is a cyclic number.

It is not a de Polignac number, because 22989345 - 2⁵ = 22989313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22989297 and 22989306.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15600 + ... + 17009.

It is an arithmetic number, because the mean of its divisors is an integer number (2347920).

Almost surely, 2^22989345 is an apocalyptic number.

It is an amenable number.

22989345 is a deficient number, since it is larger than the sum of its proper divisors (14577375).

22989345 is a wasteful number, since it uses less digits than its factorization.

22989345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32664.

The product of its digits is 155520, while the sum is 42.

The square root of 22989345 is about 4794.7205340875. The cubic root of 22989345 is about 284.3427761257.

The spelling of 22989345 in words is "twenty-two million, nine hundred eighty-nine thousand, three hundred forty-five".