9666846 has 48 divisors (see below), whose sum is σ = 25350624. Its totient is φ = 2598912.

The previous prime is 9666821. The next prime is 9666847. The reversal of 9666846 is 6486669.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9666847) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 115 + ... + 4398.

It is an arithmetic number, because the mean of its divisors is an integer number (528138).

Almost surely, 2^9666846 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9666846, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12675312).

9666846 is an abundant number, since it is smaller than the sum of its proper divisors (15683778).

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

9666846 is a wasteful number, since it uses less digits than its factorization.

9666846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4545 (or 4542 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 9666846 is about 3109.1551907230. The cubic root of 9666846 is about 213.0238682504.

The spelling of 9666846 in words is "nine million, six hundred sixty-six thousand, eight hundred forty-six".