9866168 has 32 divisors (see below), whose sum is σ = 20974800. Its totient is φ = 4313088.

The previous prime is 9866167. The next prime is 9866179. The reversal of 9866168 is 8616689.

9866168 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9866167) 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, 521 + ... + 4472.

Almost surely, 2^9866168 is an apocalyptic number.

It is an amenable number.

9866168 is an abundant number, since it is smaller than the sum of its proper divisors (11108632).

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

9866168 is a wasteful number, since it uses less digits than its factorization.

9866168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5031 (or 5027 counting only the distinct ones).

The product of its digits is 124416, while the sum is 44.

The square root of 9866168 is about 3141.0456857550. The cubic root of 9866168 is about 214.4780415939.

It can be divided in two parts, 98 and 66168, that added together give a palindrome (66266).

The spelling of 9866168 in words is "nine million, eight hundred sixty-six thousand, one hundred sixty-eight".