9679791 has 24 divisors (see below), whose sum is σ = 14563584. Its totient is φ = 5669040.

The previous prime is 9679771. The next prime is 9679793. The reversal of 9679791 is 1979769.

It is not a de Polignac number, because 9679791 - 2⁹ = 9679279 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 9679791.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9679793) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 122490 + ... + 122568.

It is an arithmetic number, because the mean of its divisors is an integer number (606816).

Almost surely, 2^9679791 is an apocalyptic number.

9679791 is a deficient number, since it is larger than the sum of its proper divisors (4883793).

9679791 is a wasteful number, since it uses less digits than its factorization.

9679791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219 (or 140 counting only the distinct ones).

The product of its digits is 214326, while the sum is 48.

The square root of 9679791 is about 3111.2362494674. The cubic root of 9679791 is about 213.1189135209.

The spelling of 9679791 in words is "nine million, six hundred seventy-nine thousand, seven hundred ninety-one".