9681856 has 14 divisors (see below), whose sum is σ = 19212560. Its totient is φ = 4840896.

The previous prime is 9681829. The next prime is 9681883. The reversal of 9681856 is 6581869.

9681856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (9681829) and next prime (9681883).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75576 + ... + 75703.

Almost surely, 2^9681856 is an apocalyptic number.

It is an amenable number.

9681856 is a deficient number, since it is larger than the sum of its proper divisors (9530704).

9681856 is a wasteful number, since it uses less digits than its factorization.

9681856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151291 (or 151281 counting only the distinct ones).

The product of its digits is 103680, while the sum is 43.

The square root of 9681856 is about 3111.5680934217. The cubic root of 9681856 is about 213.1340674040.

The spelling of 9681856 in words is "nine million, six hundred eighty-one thousand, eight hundred fifty-six".