9979713 has 16 divisors (see below), whose sum is σ = 14924800. Its totient is φ = 6590160.

The previous prime is 9979681. The next prime is 9979727. The reversal of 9979713 is 3179799.

It is not a de Polignac number, because 9979713 - 2⁵ = 9979681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9979763) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1248 + ... + 4638.

It is an arithmetic number, because the mean of its divisors is an integer number (932800).

Almost surely, 2^9979713 is an apocalyptic number.

It is an amenable number.

9979713 is a deficient number, since it is larger than the sum of its proper divisors (4945087).

9979713 is a wasteful number, since it uses less digits than its factorization.

9979713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3509 (or 3503 counting only the distinct ones).

The product of its digits is 107163, while the sum is 45.

The square root of 9979713 is about 3159.0683753284. The cubic root of 9979713 is about 215.2976803163.

The spelling of 9979713 in words is "nine million, nine hundred seventy-nine thousand, seven hundred thirteen".