12464644 has 12 divisors (see below), whose sum is σ = 22017744. Its totient is φ = 6173864.

The previous prime is 12464623. The next prime is 12464651. The reversal of 12464644 is 44646421.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14134 + ... + 14989.

It is an arithmetic number, because the mean of its divisors is an integer number (1834812).

Almost surely, 2^12464644 is an apocalyptic number.

It is an amenable number.

12464644 is a deficient number, since it is larger than the sum of its proper divisors (9553100).

12464644 is a wasteful number, since it uses less digits than its factorization.

12464644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29234 (or 29232 counting only the distinct ones).

The product of its digits is 18432, while the sum is 31.

The square root of 12464644 is about 3530.5302717864. The cubic root of 12464644 is about 231.8604243689.

The spelling of 12464644 in words is "twelve million, four hundred sixty-four thousand, six hundred forty-four".