9936847 has 2 divisors, whose sum is σ = 9936848. Its totient is φ = 9936846.

The previous prime is 9936841. The next prime is 9936859. The reversal of 9936847 is 7486399.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9936847 - 2¹⁵ = 9904079 is a prime.

It is a plaindrome in base 11.

It is a junction number, because it is equal to n+sod(n) for n = 9936797 and 9936806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9936841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4968423 + 4968424.

It is an arithmetic number, because the mean of its divisors is an integer number (4968424).

Almost surely, 2^9936847 is an apocalyptic number.

9936847 is a deficient number, since it is larger than the sum of its proper divisors (1).

9936847 is an equidigital number, since it uses as much as digits as its factorization.

9936847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 326592, while the sum is 46.

The square root of 9936847 is about 3152.2764789910. The cubic root of 9936847 is about 214.9889808667.

The spelling of 9936847 in words is "nine million, nine hundred thirty-six thousand, eight hundred forty-seven".