12243166 has 8 divisors (see below), whose sum is σ = 19777464. Its totient is φ = 5650680.

The previous prime is 12243157. The next prime is 12243167. The reversal of 12243166 is 66134221.

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

It is a super-2 number, since 2×12243166² = 299790227407112, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12243166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12243167) 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, 235420 + ... + 235471.

It is an arithmetic number, because the mean of its divisors is an integer number (2472183).

Almost surely, 2^12243166 is an apocalyptic number.

12243166 is a deficient number, since it is larger than the sum of its proper divisors (7534298).

12243166 is a wasteful number, since it uses less digits than its factorization.

12243166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470906.

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

The square root of 12243166 is about 3499.0235780857. The cubic root of 12243166 is about 230.4789389804.

Adding to 12243166 its reverse (66134221), we get a palindrome (78377387).

The spelling of 12243166 in words is "twelve million, two hundred forty-three thousand, one hundred sixty-six".