9884129928 has 16 divisors (see below), whose sum is σ = 24710324880. Its totient is φ = 3294709968.

The previous prime is 9884129923. The next prime is 9884129947. The reversal of 9884129928 is 8299214889.

It is not an unprimeable number, because it can be changed into a prime (9884129921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205919350 + ... + 205919397.

It is an arithmetic number, because the mean of its divisors is an integer number (1544395305).

Almost surely, 2^9884129928 is an apocalyptic number.

It is an amenable number.

9884129928 is an abundant number, since it is smaller than the sum of its proper divisors (14826194952).

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

9884129928 is a wasteful number, since it uses less digits than its factorization.

9884129928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411838756 (or 411838752 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 60.

The square root of 9884129928 is about 99418.9616119581. The cubic root of 9884129928 is about 2146.0811923698.

The spelling of 9884129928 in words is "nine billion, eight hundred eighty-four million, one hundred twenty-nine thousand, nine hundred twenty-eight".