8423730756 has 240 divisors, whose sum is σ = 25861444224. Its totient is φ = 2341384704.

The previous prime is 8423730713. The next prime is 8423730773. The reversal of 8423730756 is 6570373248.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 13741506 + ... + 13742118.

Almost surely, 2^8423730756 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8423730756, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12930722112).

8423730756 is an abundant number, since it is smaller than the sum of its proper divisors (17437713468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8423730756 is a wasteful number, since it uses less digits than its factorization.

8423730756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 792 (or 781 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 45.

The square root of 8423730756 is about 91780.8844803753. The cubic root of 8423730756 is about 2034.7051879106.

The spelling of 8423730756 in words is "eight billion, four hundred twenty-three million, seven hundred thirty thousand, seven hundred fifty-six".