9678866 has 16 divisors (see below), whose sum is σ = 15811200. Its totient is φ = 4426128.

The previous prime is 9678863. The next prime is 9678901. The reversal of 9678866 is 6688769.

It is a super-3 number, since 3×9678866³ (a number of 22 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (9678863) 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, 3290 + ... + 5493.

It is an arithmetic number, because the mean of its divisors is an integer number (988200).

Almost surely, 2^9678866 is an apocalyptic number.

9678866 is a deficient number, since it is larger than the sum of its proper divisors (6132334).

9678866 is a wasteful number, since it uses less digits than its factorization.

9678866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8833.

The product of its digits is 870912, while the sum is 50.

The square root of 9678866 is about 3111.0875911809. The cubic root of 9678866 is about 213.1121247629.

The spelling of 9678866 in words is "nine million, six hundred seventy-eight thousand, eight hundred sixty-six".