9928328882 has 32 divisors (see below), whose sum is σ = 15960777840. Its totient is φ = 4615372800.

The previous prime is 9928328849. The next prime is 9928328897. The reversal of 9928328882 is 2888238299.

9928328882 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 99641²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 7729750561 + 2198578321 = 87919^2 + 46889^2 .

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 15 ways as a sum of consecutive naturals, for example, 1979594 + ... + 1984602.

Almost surely, 2^9928328882 is an apocalyptic number.

9928328882 is a deficient number, since it is larger than the sum of its proper divisors (6032448958).

9928328882 is a wasteful number, since it uses less digits than its factorization.

9928328882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5726.

The product of its digits is 7962624, while the sum is 59.

The square root of 9928328882 is about 99641.0000050180. Note that the first 5 decimals coincide. The cubic root of 9928328882 is about 2149.2753196386.

The spelling of 9928328882 in words is "nine billion, nine hundred twenty-eight million, three hundred twenty-eight thousand, eight hundred eighty-two".