12604917 has 16 divisors (see below), whose sum is σ = 18543168. Its totient is φ = 7566720.

The previous prime is 12604909. The next prime is 12604919. The reversal of 12604917 is 71940621.

It is a happy number.

12604917 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12604917 - 2³ = 12604909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12604919) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2343 + ... + 5540.

It is an arithmetic number, because the mean of its divisors is an integer number (1158948).

Almost surely, 2^12604917 is an apocalyptic number.

It is an amenable number.

12604917 is a deficient number, since it is larger than the sum of its proper divisors (5938251).

12604917 is a wasteful number, since it uses less digits than its factorization.

12604917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7940.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 12604917 is about 3550.3404062146. The cubic root of 12604917 is about 232.7269422446.

The spelling of 12604917 in words is "twelve million, six hundred four thousand, nine hundred seventeen".