12662944 has 24 divisors (see below), whose sum is σ = 28492128. Its totient is φ = 5426880.

The previous prime is 12662939. The next prime is 12662953. The reversal of 12662944 is 44926621.

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, 28042 + ... + 28489.

It is an arithmetic number, because the mean of its divisors is an integer number (1187172).

Almost surely, 2^12662944 is an apocalyptic number.

12662944 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12662944 is an abundant number, since it is smaller than the sum of its proper divisors (15829184).

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

12662944 is an equidigital number, since it uses as much as digits as its factorization.

12662944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56548 (or 56540 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 12662944 is about 3558.5030560616. The cubic root of 12662944 is about 233.0835167582.

The spelling of 12662944 in words is "twelve million, six hundred sixty-two thousand, nine hundred forty-four".