12243824 has 20 divisors (see below), whose sum is σ = 23793120. Its totient is φ = 6103680.

The previous prime is 12243821. The next prime is 12243839. The reversal of 12243824 is 42834221.

It is a super-2 number, since 2×12243824² = 299822452285952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12243793 and 12243802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12243821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5609 + ... + 7479.

It is an arithmetic number, because the mean of its divisors is an integer number (1189656).

Almost surely, 2^12243824 is an apocalyptic number.

It is an amenable number.

12243824 is a deficient number, since it is larger than the sum of its proper divisors (11549296).

12243824 is a wasteful number, since it uses less digits than its factorization.

12243824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2288 (or 2282 counting only the distinct ones).

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

The square root of 12243824 is about 3499.1176030537. The cubic root of 12243824 is about 230.4830678804.

The spelling of 12243824 in words is "twelve million, two hundred forty-three thousand, eight hundred twenty-four".