12669369 has 32 divisors (see below), whose sum is σ = 18797184. Its totient is φ = 7557120.

The previous prime is 12669361. The next prime is 12669373. The reversal of 12669369 is 96396621.

It is not a de Polignac number, because 12669369 - 2³ = 12669361 is a prime.

It is a super-2 number, since 2×12669369² = 321025821716322, 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 12669369.

It is not an unprimeable number, because it can be changed into a prime (12669361) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 152602 + ... + 152684.

It is an arithmetic number, because the mean of its divisors is an integer number (587412).

Almost surely, 2^12669369 is an apocalyptic number.

It is an amenable number.

12669369 is a deficient number, since it is larger than the sum of its proper divisors (6127815).

12669369 is a wasteful number, since it uses less digits than its factorization.

12669369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217.

The product of its digits is 104976, while the sum is 42.

The square root of 12669369 is about 3559.4057088228. The cubic root of 12669369 is about 233.1229311942.

The spelling of 12669369 in words is "twelve million, six hundred sixty-nine thousand, three hundred sixty-nine".