9081666 has 32 divisors (see below), whose sum is σ = 22017600. Its totient is φ = 2751840.

The previous prime is 9081661. The next prime is 9081703. The reversal of 9081666 is 6661809.

It is a self number, because there is not a number n which added to its sum of digits gives 9081666.

It is not an unprimeable number, because it can be changed into a prime (9081661) 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, 7051 + ... + 8238.

It is an arithmetic number, because the mean of its divisors is an integer number (688050).

Almost surely, 2^9081666 is an apocalyptic number.

9081666 is an abundant number, since it is smaller than the sum of its proper divisors (12935934).

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

9081666 is a wasteful number, since it uses less digits than its factorization.

9081666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15311 (or 15305 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 9081666 is about 3013.5802627440. The cubic root of 9081666 is about 208.6356448738.

The spelling of 9081666 in words is "nine million, eighty-one thousand, six hundred sixty-six".