9688744 has 32 divisors (see below), whose sum is σ = 19908000. Its totient is φ = 4393152.

The previous prime is 9688741. The next prime is 9688747. The reversal of 9688744 is 4478869.

It is a happy number.

9688744 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 (9688741) and next prime (9688747).

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 9688694 and 9688703.

It is not an unprimeable number, because it can be changed into a prime (9688741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5347 + ... + 6925.

It is an arithmetic number, because the mean of its divisors is an integer number (622125).

Almost surely, 2^9688744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9688744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9954000).

9688744 is an abundant number, since it is smaller than the sum of its proper divisors (10219256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9688744 is a wasteful number, since it uses less digits than its factorization.

9688744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1657 (or 1653 counting only the distinct ones).

The product of its digits is 387072, while the sum is 46.

The square root of 9688744 is about 3112.6747340511. The cubic root of 9688744 is about 213.1845990187.

The spelling of 9688744 in words is "nine million, six hundred eighty-eight thousand, seven hundred forty-four".