12422424 has 32 divisors (see below), whose sum is σ = 35493120. Its totient is φ = 3549216.

The previous prime is 12422407. The next prime is 12422437. The reversal of 12422424 is 42422421.

12422424 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

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

It is a self number, because there is not a number n which added to its sum of digits gives 12422424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36804 + ... + 37139.

It is an arithmetic number, because the mean of its divisors is an integer number (1109160).

Almost surely, 2^12422424 is an apocalyptic number.

12422424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12422424 is an abundant number, since it is smaller than the sum of its proper divisors (23070696).

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

12422424 is a wasteful number, since it uses less digits than its factorization.

12422424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73959 (or 73955 counting only the distinct ones).

The product of its digits is 1024, while the sum is 21.

The square root of 12422424 is about 3524.5459282012. The cubic root of 12422424 is about 231.5983438661.

Adding to 12422424 its reverse (42422421), we get a palindrome (54844845).

The spelling of 12422424 in words is "twelve million, four hundred twenty-two thousand, four hundred twenty-four".