9726648244 has 6 divisors (see below), whose sum is σ = 17021634434. Its totient is φ = 4863324120.

The previous prime is 9726648241. The next prime is 9726648251. The reversal of 9726648244 is 4428466279.

9726648244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9718016400 + 8631844 = 98580^2 + 2938^2 .

It is a junction number, because it is equal to n+sod(n) for n = 9726648191 and 9726648200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9726648241) 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, 1215831027 + ... + 1215831034.

Almost surely, 2^9726648244 is an apocalyptic number.

It is an amenable number.

9726648244 is a deficient number, since it is larger than the sum of its proper divisors (7294986190).

9726648244 is a wasteful number, since it uses less digits than its factorization.

9726648244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2431662065 (or 2431662063 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 52.

The square root of 9726648244 is about 98623.7711913309. The cubic root of 9726648244 is about 2134.6224375350.

The spelling of 9726648244 in words is "nine billion, seven hundred twenty-six million, six hundred forty-eight thousand, two hundred forty-four".