8666412 has 24 divisors (see below), whose sum is σ = 20283312. Its totient is φ = 2880000.

The previous prime is 8666393. The next prime is 8666417. The reversal of 8666412 is 2146668.

It is a happy number.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (8666417) 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, 3912 + ... + 5712.

It is an arithmetic number, because the mean of its divisors is an integer number (845138).

Almost surely, 2^8666412 is an apocalyptic number.

It is an amenable number.

8666412 is an abundant number, since it is smaller than the sum of its proper divisors (11616900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8666412 is a wasteful number, since it uses less digits than its factorization.

8666412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209 (or 2207 counting only the distinct ones).

The product of its digits is 13824, while the sum is 33.

The square root of 8666412 is about 2943.8770354755. The cubic root of 8666412 is about 205.4059929602.

The spelling of 8666412 in words is "eight million, six hundred sixty-six thousand, four hundred twelve".