9983734830 has 96 divisors (see below), whose sum is σ = 26546292864. Its totient is φ = 2602119168.

The previous prime is 9983734819. The next prime is 9983734861. The reversal of 9983734830 is 384373899.

9983734830 is a `hidden beast` number, since 9 + 98 + 3 + 73 + 483 + 0 = 666.

It is a super-2 number, since 2×9983734830² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4723854 + ... + 4725966.

It is an arithmetic number, because the mean of its divisors is an integer number (276523884).

Almost surely, 2^9983734830 is an apocalyptic number.

9983734830 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 9983734830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13273146432).

9983734830 is an abundant number, since it is smaller than the sum of its proper divisors (16562558034).

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

9983734830 is a wasteful number, since it uses less digits than its factorization.

9983734830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3290 (or 3287 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The square root of 9983734830 is about 99918.6410536092. The cubic root of 9983734830 is about 2153.2659812782.

The spelling of 9983734830 in words is "nine billion, nine hundred eighty-three million, seven hundred thirty-four thousand, eight hundred thirty".