24423 has 8 divisors (see below), whose sum is σ = 37248. Its totient is φ = 13944.

The previous prime is 24421. The next prime is 24439. The reversal of 24423 is 32442.

It is a happy number.

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

It is not a de Polignac number, because 24423 - 2¹ = 24421 is a prime.

It is a d-powerful number, because it can be written as 2⁷ + 4 + 4⁶ + 2⁹ + 3⁹ .

24423 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24421) 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 in 7 ways as a sum of consecutive naturals, for example, 561 + ... + 602.

It is an arithmetic number, because the mean of its divisors is an integer number (4656).

2²⁴⁴²³ is an apocalyptic number.

24423 is a deficient number, since it is larger than the sum of its proper divisors (12825).

24423 is a wasteful number, since it uses less digits than its factorization.

24423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173.

The product of its digits is 192, while the sum is 15.

The square root of 24423 is about 156.2785973830. The cubic root of 24423 is about 29.0134697633.

Adding to 24423 its reverse (32442), we get a palindrome (56865).

The spelling of 24423 in words is "twenty-four thousand, four hundred twenty-three", and thus it is an iban number.