12423824 has 20 divisors (see below), whose sum is σ = 27510144. Its totient is φ = 5324448.

The previous prime is 12423811. The next prime is 12423833. The reversal of 12423824 is 42832421.

It is a junction number, because it is equal to n+sod(n) for n = 12423793 and 12423802.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 55352 + ... + 55575.

Almost surely, 2^12423824 is an apocalyptic number.

12423824 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12423824 is an abundant number, since it is smaller than the sum of its proper divisors (15086320).

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

12423824 is a wasteful number, since it uses less digits than its factorization.

12423824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110942 (or 110936 counting only the distinct ones).

The product of its digits is 3072, while the sum is 26.

The square root of 12423824 is about 3524.7445297496. The cubic root of 12423824 is about 231.6070438725.

The spelling of 12423824 in words is "twelve million, four hundred twenty-three thousand, eight hundred twenty-four".