8199834720 has 384 divisors, whose sum is σ = 32739904512. Its totient is φ = 1675468800.

The previous prime is 8199834703. The next prime is 8199834737. The reversal of 8199834720 is 274389918.

It is an interprime number because it is at equal distance from previous prime (8199834703) and next prime (8199834737).

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 2252742 + ... + 2256378.

It is an arithmetic number, because the mean of its divisors is an integer number (85260168).

Almost surely, 2^8199834720 is an apocalyptic number.

8199834720 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8199834720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16369952256).

8199834720 is an abundant number, since it is smaller than the sum of its proper divisors (24540069792).

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

8199834720 is a wasteful number, since it uses less digits than its factorization.

8199834720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3734 (or 3726 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 51.

The square root of 8199834720 is about 90552.9387706440. The cubic root of 8199834720 is about 2016.5161266708.

The spelling of 8199834720 in words is "eight billion, one hundred ninety-nine million, eight hundred thirty-four thousand, seven hundred twenty".