9866964 has 24 divisors (see below), whose sum is σ = 23087680. Its totient is φ = 3279744.

The previous prime is 9866951. The next prime is 9866981. The reversal of 9866964 is 4696689.

9866964 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 an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4332 + ... + 6204.

Almost surely, 2^9866964 is an apocalyptic number.

It is an amenable number.

9866964 is an abundant number, since it is smaller than the sum of its proper divisors (13220716).

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

9866964 is a wasteful number, since it uses less digits than its factorization.

9866964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2319 (or 2317 counting only the distinct ones).

The product of its digits is 559872, while the sum is 48.

The square root of 9866964 is about 3141.1723925948. The cubic root of 9866964 is about 214.4838094506.

The spelling of 9866964 in words is "nine million, eight hundred sixty-six thousand, nine hundred sixty-four".