12243688 has 16 divisors (see below), whose sum is σ = 23446080. Its totient is φ = 5991408.

The previous prime is 12243661. The next prime is 12243701. The reversal of 12243688 is 88634221.

It is an unprimeable number.

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, 15906 + ... + 16657.

It is an arithmetic number, because the mean of its divisors is an integer number (1465380).

Almost surely, 2^12243688 is an apocalyptic number.

It is an amenable number.

12243688 is a deficient number, since it is larger than the sum of its proper divisors (11202392).

12243688 is a wasteful number, since it uses less digits than its factorization.

12243688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32616 (or 32612 counting only the distinct ones).

The product of its digits is 18432, while the sum is 34.

The square root of 12243688 is about 3499.0981695288. The cubic root of 12243688 is about 230.4822145028.

The spelling of 12243688 in words is "twelve million, two hundred forty-three thousand, six hundred eighty-eight".