9812243764 has 24 divisors (see below), whose sum is σ = 17288409600. Its totient is φ = 4872779520.

The previous prime is 9812243747. The next prime is 9812243767. The reversal of 9812243764 is 4673422189.

It is a happy number.

9812243764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9812243767) 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 in 7 ways as a sum of consecutive naturals, for example, 493732 + ... + 513220.

It is an arithmetic number, because the mean of its divisors is an integer number (720350400).

Almost surely, 2^9812243764 is an apocalyptic number.

It is an amenable number.

9812243764 is a deficient number, since it is larger than the sum of its proper divisors (7476165836).

9812243764 is a wasteful number, since it uses less digits than its factorization.

9812243764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20343 (or 20341 counting only the distinct ones).

The product of its digits is 580608, while the sum is 46.

The square root of 9812243764 is about 99056.7704096999. The cubic root of 9812243764 is about 2140.8657925685.

The spelling of 9812243764 in words is "nine billion, eight hundred twelve million, two hundred forty-three thousand, seven hundred sixty-four".