20224589 has 8 divisors (see below), whose sum is σ = 25215168. Its totient is φ = 15759360.

The previous prime is 20224579. The next prime is 20224591. The reversal of 20224589 is 98542202.

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 20224589 - 2⁸ = 20224333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20224549) 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, 131252 + ... + 131405.

It is an arithmetic number, because the mean of its divisors is an integer number (3151896).

Almost surely, 2^20224589 is an apocalyptic number.

It is an amenable number.

20224589 is a deficient number, since it is larger than the sum of its proper divisors (4990579).

20224589 is a wasteful number, since it uses less digits than its factorization.

20224589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262675.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 20224589 is about 4497.1756692395. The cubic root of 20224589 is about 272.4540292230.

The spelling of 20224589 in words is "twenty million, two hundred twenty-four thousand, five hundred eighty-nine".