9680638 has 16 divisors (see below), whose sum is σ = 15966720. Its totient is φ = 4365400.

The previous prime is 9680623. The next prime is 9680641. The reversal of 9680638 is 8360869.

It is a self number, because there is not a number n which added to its sum of digits gives 9680638.

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, 1203 + ... + 4561.

It is an arithmetic number, because the mean of its divisors is an integer number (997920).

Almost surely, 2^9680638 is an apocalyptic number.

9680638 is a deficient number, since it is larger than the sum of its proper divisors (6286082).

9680638 is a wasteful number, since it uses less digits than its factorization.

9680638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3503.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 9680638 is about 3111.3723660147. The cubic root of 9680638 is about 213.1251294421.

The spelling of 9680638 in words is "nine million, six hundred eighty thousand, six hundred thirty-eight".