24420424 has 24 divisors (see below), whose sum is σ = 53264790. Its totient is φ = 10465728.

The previous prime is 24420421. The next prime is 24420427. The reversal of 24420424 is 42402442.

It is an interprime number because it is at equal distance from previous prime (24420421) and next prime (24420427).

It can be written as a sum of positive squares in only one way, i.e., 22259524 + 2160900 = 4718^2 + 1470^2 .

It is a junction number, because it is equal to n+sod(n) for n = 24420395 and 24420404.

It is not an unprimeable number, because it can be changed into a prime (24420421) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30757 + ... + 31540.

Almost surely, 2^24420424 is an apocalyptic number.

It is an amenable number.

24420424 is an abundant number, since it is smaller than the sum of its proper divisors (28844366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

24420424 is a wasteful number, since it uses less digits than its factorization.

24420424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62317 (or 62306 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 24420424 is about 4941.7025406230. The cubic root of 24420424 is about 290.1244966848.

Adding to 24420424 its reverse (42402442), we get a palindrome (66822866).

The spelling of 24420424 in words is "twenty-four million, four hundred twenty thousand, four hundred twenty-four".