12196666 has 8 divisors (see below), whose sum is σ = 18347040. Its totient is φ = 6080988.

The previous prime is 12196663. The next prime is 12196669. The reversal of 12196666 is 66669121.

It is an interprime number because it is at equal distance from previous prime (12196663) and next prime (12196669).

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

It is not an unprimeable number, because it can be changed into a prime (12196661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7776 + ... + 9211.

It is an arithmetic number, because the mean of its divisors is an integer number (2293380).

Almost surely, 2^12196666 is an apocalyptic number.

12196666 is a deficient number, since it is larger than the sum of its proper divisors (6150374).

12196666 is a wasteful number, since it uses less digits than its factorization.

12196666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17348.

The product of its digits is 23328, while the sum is 37.

The square root of 12196666 is about 3492.3725459922. The cubic root of 12196666 is about 230.1867795949.

The spelling of 12196666 in words is "twelve million, one hundred ninety-six thousand, six hundred sixty-six".