22089306 has 16 divisors (see below), whose sum is σ = 44617248. Its totient is φ = 7290000.

The previous prime is 22089299. The next prime is 22089311. The reversal of 22089306 is 60398022.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 17620 + ... + 18831.

It is an arithmetic number, because the mean of its divisors is an integer number (2788578).

Almost surely, 2^22089306 is an apocalyptic number.

22089306 is an abundant number, since it is smaller than the sum of its proper divisors (22527942).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22089306 is a wasteful number, since it uses less digits than its factorization.

22089306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36557.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 22089306 is about 4699.9261696329. The cubic root of 22089306 is about 280.5825710692.

The spelling of 22089306 in words is "twenty-two million, eighty-nine thousand, three hundred six".