9689648 has 10 divisors (see below), whose sum is σ = 18773724. Its totient is φ = 4844816.

The previous prime is 9689633. The next prime is 9689651. The reversal of 9689648 is 8469869.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 9689596 and 9689605.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302786 + ... + 302817.

Almost surely, 2^9689648 is an apocalyptic number.

It is an amenable number.

9689648 is a deficient number, since it is larger than the sum of its proper divisors (9084076).

9689648 is a wasteful number, since it uses less digits than its factorization.

9689648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605611 (or 605605 counting only the distinct ones).

The product of its digits is 746496, while the sum is 50.

The square root of 9689648 is about 3112.8199433954. The cubic root of 9689648 is about 213.1912291482.

The spelling of 9689648 in words is "nine million, six hundred eighty-nine thousand, six hundred forty-eight".