22269589 has 8 divisors (see below), whose sum is σ = 23457600. Its totient is φ = 21099936.

The previous prime is 22269581. The next prime is 22269613. The reversal of 22269589 is 98596222.

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 22269589 - 2³ = 22269581 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 (22269581) 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, 2064 + ... + 6985.

It is an arithmetic number, because the mean of its divisors is an integer number (2932200).

Almost surely, 2^22269589 is an apocalyptic number.

It is an amenable number.

22269589 is a deficient number, since it is larger than the sum of its proper divisors (1188011).

22269589 is a wasteful number, since it uses less digits than its factorization.

22269589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9179.

The product of its digits is 155520, while the sum is 43.

The square root of 22269589 is about 4719.0665390520. The cubic root of 22269589 is about 281.3438334481.

It can be divided in two parts, 222695 and 89, that added together give a square (222784 = 472²).

The spelling of 22269589 in words is "twenty-two million, two hundred sixty-nine thousand, five hundred eighty-nine".