9688646 has 8 divisors (see below), whose sum is σ = 15854184. Its totient is φ = 4403920.

The previous prime is 9688619. The next prime is 9688649. The reversal of 9688646 is 6468869.

9688646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×9688646² = 187739722626632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9688646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9688649) 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, 220175 + ... + 220218.

It is an arithmetic number, because the mean of its divisors is an integer number (1981773).

Almost surely, 2^9688646 is an apocalyptic number.

9688646 is a deficient number, since it is larger than the sum of its proper divisors (6165538).

9688646 is a wasteful number, since it uses less digits than its factorization.

9688646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440406.

The product of its digits is 497664, while the sum is 47.

The square root of 9688646 is about 3112.6589919231. The cubic root of 9688646 is about 213.1838802409.

The spelling of 9688646 in words is "nine million, six hundred eighty-eight thousand, six hundred forty-six".