9916739 has 8 divisors (see below), whose sum is σ = 11357280. Its totient is φ = 8482176.

The previous prime is 9916723. The next prime is 9916741. The reversal of 9916739 is 9376199.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9916739 - 2⁴ = 9916723 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9916739.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9916139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2957 + ... + 5345.

It is an arithmetic number, because the mean of its divisors is an integer number (1419660).

Almost surely, 2^9916739 is an apocalyptic number.

9916739 is a deficient number, since it is larger than the sum of its proper divisors (1440541).

9916739 is a wasteful number, since it uses less digits than its factorization.

9916739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2989.

The product of its digits is 91854, while the sum is 44.

The square root of 9916739 is about 3149.0854227855. The cubic root of 9916739 is about 214.8438671739.

The spelling of 9916739 in words is "nine million, nine hundred sixteen thousand, seven hundred thirty-nine".