12897466 has 16 divisors (see below), whose sum is σ = 20482560. Its totient is φ = 6073920.

The previous prime is 12897449. The next prime is 12897473. The reversal of 12897466 is 66479821.

12897466 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6370 + ... + 8146.

It is an arithmetic number, because the mean of its divisors is an integer number (1280160).

Almost surely, 2^12897466 is an apocalyptic number.

12897466 is a deficient number, since it is larger than the sum of its proper divisors (7585094).

12897466 is a wasteful number, since it uses less digits than its factorization.

12897466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1989.

The product of its digits is 145152, while the sum is 43.

The square root of 12897466 is about 3591.3042199179. The cubic root of 12897466 is about 234.5136523831.

The spelling of 12897466 in words is "twelve million, eight hundred ninety-seven thousand, four hundred sixty-six".