12276609 has 8 divisors (see below), whose sum is σ = 16428192. Its totient is φ = 8154720.

The previous prime is 12276581. The next prime is 12276631. The reversal of 12276609 is 90667221.

12276609 is digitally balanced in base 2 and base 4, because in such bases 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 not a de Polignac number, because 12276609 - 2¹⁵ = 12243841 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 12276609.

It is not an unprimeable number, because it can be changed into a prime (12276689) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6439 + ... + 8124.

It is an arithmetic number, because the mean of its divisors is an integer number (2053524).

Almost surely, 2^12276609 is an apocalyptic number.

It is an amenable number.

12276609 is a deficient number, since it is larger than the sum of its proper divisors (4151583).

12276609 is a wasteful number, since it uses less digits than its factorization.

12276609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14847.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 12276609 is about 3503.7992236999. The cubic root of 12276609 is about 230.6886042356.

The spelling of 12276609 in words is "twelve million, two hundred seventy-six thousand, six hundred nine".