9666812 has 12 divisors (see below), whose sum is σ = 17912160. Its totient is φ = 4549056.

The previous prime is 9666799. The next prime is 9666817. The reversal of 9666812 is 2186669.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9666817) 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 3 ways as a sum of consecutive naturals, for example, 71012 + ... + 71147.

It is an arithmetic number, because the mean of its divisors is an integer number (1492680).

Almost surely, 2^9666812 is an apocalyptic number.

It is an amenable number.

9666812 is a deficient number, since it is larger than the sum of its proper divisors (8245348).

9666812 is a wasteful number, since it uses less digits than its factorization.

9666812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142180 (or 142178 counting only the distinct ones).

The product of its digits is 31104, while the sum is 38.

The square root of 9666812 is about 3109.1497229950. The cubic root of 9666812 is about 213.0236185026.

The spelling of 9666812 in words is "nine million, six hundred sixty-six thousand, eight hundred twelve".