12664006 has 8 divisors (see below), whose sum is σ = 19135080. Its totient is φ = 6285648.

The previous prime is 12663991. The next prime is 12664019. The reversal of 12664006 is 60046621.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22836 + ... + 23383.

It is an arithmetic number, because the mean of its divisors is an integer number (2391885).

Almost surely, 2^12664006 is an apocalyptic number.

12664006 is a deficient number, since it is larger than the sum of its proper divisors (6471074).

12664006 is a wasteful number, since it uses less digits than its factorization.

12664006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46358.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 12664006 is about 3558.6522729820. The cubic root of 12664006 is about 233.0900325620.

The spelling of 12664006 in words is "twelve million, six hundred sixty-four thousand, six".