24424 has 16 divisors (see below), whose sum is σ = 47520. Its totient is φ = 11760.

The previous prime is 24421. The next prime is 24439. The reversal of 24424 is 42442.

24424 is nontrivially palindromic in base 7.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 24398 and 24407.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 309 + ... + 379.

It is an arithmetic number, because the mean of its divisors is an integer number (2970).

2²⁴⁴²⁴ is an apocalyptic number.

It is an amenable number.

24424 is a deficient number, since it is larger than the sum of its proper divisors (23096).

24424 is a wasteful number, since it uses less digits than its factorization.

24424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120 (or 116 counting only the distinct ones).

The product of its digits is 256, while the sum is 16.

The square root of 24424 is about 156.2817967647. The cubic root of 24424 is about 29.0138657435.

Adding to 24424 its reverse (42442), we get a palindrome (66866).

The spelling of 24424 in words is "twenty-four thousand, four hundred twenty-four", and thus it is an iban number.