9686166 has 32 divisors (see below), whose sum is σ = 22265088. Its totient is φ = 2751840.

The previous prime is 9686161. The next prime is 9686189. The reversal of 9686166 is 6616869.

9686166 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9686161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8316 + ... + 9408.

It is an arithmetic number, because the mean of its divisors is an integer number (695784).

Almost surely, 2^9686166 is an apocalyptic number.

9686166 is an abundant number, since it is smaller than the sum of its proper divisors (12578922).

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

9686166 is a wasteful number, since it uses less digits than its factorization.

9686166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1316.

The product of its digits is 93312, while the sum is 42.

The square root of 9686166 is about 3112.2605932023. The cubic root of 9686166 is about 213.1656891494.

The spelling of 9686166 in words is "nine million, six hundred eighty-six thousand, one hundred sixty-six".