24089 has 8 divisors (see below), whose sum is σ = 27720. Its totient is φ = 20736.

The previous prime is 24083. The next prime is 24091. The reversal of 24089 is 98042.

24089 = 17² + 18² + ... + 42².

It can be written as a sum of positive squares in 4 ways, for example, as 4489 + 19600 = 67^2 + 140^2 .

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 24089 - 2⁸ = 23833 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (24083) 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, 167 + ... + 275.

It is an arithmetic number, because the mean of its divisors is an integer number (3465).

2²⁴⁰⁸⁹ is an apocalyptic number.

It is an amenable number.

24089 is a deficient number, since it is larger than the sum of its proper divisors (3631).

24089 is a wasteful number, since it uses less digits than its factorization.

24089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 24089 is about 155.2063143045. The cubic root of 24089 is about 28.8806030368.

The spelling of 24089 in words is "twenty-four thousand, eighty-nine".