9884259428 has 12 divisors (see below), whose sum is σ = 17893918140. Its totient is φ = 4771711392.

The previous prime is 9884259403. The next prime is 9884259461. The reversal of 9884259428 is 8249524889.

It can be written as a sum of positive squares in 2 ways, for example, as 3007206244 + 6877053184 = 54838^2 + 82928^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42604451 + ... + 42604682.

It is an arithmetic number, because the mean of its divisors is an integer number (1491159845).

Almost surely, 2^9884259428 is an apocalyptic number.

It is an amenable number.

9884259428 is a deficient number, since it is larger than the sum of its proper divisors (8009658712).

9884259428 is a wasteful number, since it uses less digits than its factorization.

9884259428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85209166 (or 85209164 counting only the distinct ones).

The product of its digits is 13271040, while the sum is 59.

The square root of 9884259428 is about 99419.6128940362. The cubic root of 9884259428 is about 2146.0905648454.

The spelling of 9884259428 in words is "nine billion, eight hundred eighty-four million, two hundred fifty-nine thousand, four hundred twenty-eight".