24023 has 2 divisors, whose sum is σ = 24024.
Its totient is φ = 24022.
The previous prime is 24019. The next prime is 24029. The reversal of 24023 is 32042.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 24023 - 22 = 24019 is a prime.
It is an Ulam number.
It is a junction number, because it is equal to n+sod(n) for n = 23995 and 24013.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (24029) by changing a digit.
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 as a sum of consecutive naturals, namely, 12011 + 12012.
It is an arithmetic number, because the mean of its divisors is an integer number (12012).
224023 is an apocalyptic number.
24023 is a deficient number, since it is larger than the sum of its proper divisors (1).
24023 is an equidigital number, since it uses as much as digits as its factorization.
24023 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 48, while the sum is 11.
The square root of 24023 is about 154.9935482528.
The cubic root of 24023 is about 28.8542028365.
Adding to 24023 its reverse (32042), we get a palindrome (56065).
The spelling of 24023 in words is "twenty-four thousand, twenty-three", and thus it is an iban number.