12606664 has 16 divisors (see below), whose sum is σ = 27014400. Its totient is φ = 5402832.

The previous prime is 12606661. The next prime is 12606667. The reversal of 12606664 is 46660621.

It is an interprime number because it is at equal distance from previous prime (12606661) and next prime (12606667).

It is not an unprimeable number, because it can be changed into a prime (12606661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112504 + ... + 112615.

It is an arithmetic number, because the mean of its divisors is an integer number (1688400).

Almost surely, 2^12606664 is an apocalyptic number.

12606664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12606664 is an abundant number, since it is smaller than the sum of its proper divisors (14407736).

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

12606664 is a wasteful number, since it uses less digits than its factorization.

12606664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225132 (or 225128 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 12606664 is about 3550.5864304365. The cubic root of 12606664 is about 232.7376934772.

The spelling of 12606664 in words is "twelve million, six hundred six thousand, six hundred sixty-four".