9866328 has 32 divisors (see below), whose sum is σ = 24788160. Its totient is φ = 3272480.

The previous prime is 9866327. The next prime is 9866407. The reversal of 9866328 is 8236689.

It is a self number, because there is not a number n which added to its sum of digits gives 9866328.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9866327) 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, 4543 + ... + 6353.

It is an arithmetic number, because the mean of its divisors is an integer number (774630).

Almost surely, 2^9866328 is an apocalyptic number.

It is an amenable number.

9866328 is an abundant number, since it is smaller than the sum of its proper divisors (14921832).

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

9866328 is a wasteful number, since it uses less digits than its factorization.

9866328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2047 (or 2043 counting only the distinct ones).

The product of its digits is 124416, while the sum is 42.

The square root of 9866328 is about 3141.0711548769. The cubic root of 9866328 is about 214.4792009870.

The spelling of 9866328 in words is "nine million, eight hundred sixty-six thousand, three hundred twenty-eight".