9910866 has 64 divisors (see below), whose sum is σ = 23961600. Its totient is φ = 2673216.

The previous prime is 9910829. The next prime is 9910867. The reversal of 9910866 is 6680199.

9910866 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (9910867) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96171 + ... + 96273.

It is an arithmetic number, because the mean of its divisors is an integer number (374400).

Almost surely, 2^9910866 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9910866, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11980800).

9910866 is an abundant number, since it is smaller than the sum of its proper divisors (14050734).

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

9910866 is a wasteful number, since it uses less digits than its factorization.

9910866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223.

The product of its (nonzero) digits is 23328, while the sum is 39.

The square root of 9910866 is about 3148.1527917177. The cubic root of 9910866 is about 214.8014464009.

The spelling of 9910866 in words is "nine million, nine hundred ten thousand, eight hundred sixty-six".