12669346 has 8 divisors (see below), whose sum is σ = 19659420. Its totient is φ = 6116208.

The previous prime is 12669337. The next prime is 12669347. The reversal of 12669346 is 64396621.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12327121 + 342225 = 3511^2 + 585^2 .

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 (12669347) 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, 109161 + ... + 109276.

Almost surely, 2^12669346 is an apocalyptic number.

12669346 is a deficient number, since it is larger than the sum of its proper divisors (6990074).

12669346 is a wasteful number, since it uses less digits than its factorization.

12669346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218468.

The product of its digits is 46656, while the sum is 37.

The square root of 12669346 is about 3559.4024779449. The cubic root of 12669346 is about 233.1227901235.

The spelling of 12669346 in words is "twelve million, six hundred sixty-nine thousand, three hundred forty-six".