9830864 has 20 divisors (see below), whose sum is σ = 19408356. Its totient is φ = 4822272.

The previous prime is 9830861. The next prime is 9830893. The reversal of 9830864 is 4680389.

It can be written as a sum of positive squares in 2 ways, for example, as 8410000 + 1420864 = 2900^2 + 1192^2 .

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9830861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4949 + ... + 6644.

Almost surely, 2^9830864 is an apocalyptic number.

It is an amenable number.

9830864 is a deficient number, since it is larger than the sum of its proper divisors (9577492).

9830864 is a wasteful number, since it uses less digits than its factorization.

9830864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11654 (or 11648 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 9830864 is about 3135.4208648920. The cubic root of 9830864 is about 214.2219143822.

The spelling of 9830864 in words is "nine million, eight hundred thirty thousand, eight hundred sixty-four".