12664214 has 8 divisors (see below), whose sum is σ = 19822320. Its totient is φ = 6056776.

The previous prime is 12664207. The next prime is 12664217. The reversal of 12664214 is 41246621.

12664214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12664217) 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, 137609 + ... + 137700.

It is an arithmetic number, because the mean of its divisors is an integer number (2477790).

Almost surely, 2^12664214 is an apocalyptic number.

12664214 is a deficient number, since it is larger than the sum of its proper divisors (7158106).

12664214 is a wasteful number, since it uses less digits than its factorization.

12664214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275334.

The product of its digits is 2304, while the sum is 26.

The square root of 12664214 is about 3558.6814974088. The cubic root of 12664214 is about 233.0913086843.

The spelling of 12664214 in words is "twelve million, six hundred sixty-four thousand, two hundred fourteen".