22085589 has 8 divisors (see below), whose sum is σ = 30727872. Its totient is φ = 14083520.

The previous prime is 22085587. The next prime is 22085611. The reversal of 22085589 is 98558022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22085589 - 2¹ = 22085587 is a prime.

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22085587) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159972 + ... + 160109.

It is an arithmetic number, because the mean of its divisors is an integer number (3840984).

Almost surely, 2^22085589 is an apocalyptic number.

It is an amenable number.

22085589 is a deficient number, since it is larger than the sum of its proper divisors (8642283).

22085589 is a wasteful number, since it uses less digits than its factorization.

22085589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320107.

The product of its (nonzero) digits is 57600, while the sum is 39.

The square root of 22085589 is about 4699.5307212529. The cubic root of 22085589 is about 280.5668321724.

The spelling of 22085589 in words is "twenty-two million, eighty-five thousand, five hundred eighty-nine".