9688742 has 16 divisors (see below), whose sum is σ = 17586720. Its totient is φ = 3907968.

The previous prime is 9688741. The next prime is 9688747. The reversal of 9688742 is 2478869.

It is a junction number, because it is equal to n+sod(n) for n = 9688693 and 9688702.

It is a congruent number.

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

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20117 + ... + 20592.

It is an arithmetic number, because the mean of its divisors is an integer number (1099170).

Almost surely, 2^9688742 is an apocalyptic number.

9688742 is a deficient number, since it is larger than the sum of its proper divisors (7897978).

9688742 is a wasteful number, since it uses less digits than its factorization.

9688742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40735.

The product of its digits is 193536, while the sum is 44.

The square root of 9688742 is about 3112.6744127840. The cubic root of 9688742 is about 213.1845843498.

The spelling of 9688742 in words is "nine million, six hundred eighty-eight thousand, seven hundred forty-two".