9884889 has 16 divisors (see below), whose sum is σ = 16736640.
Its totient is φ = 5648400.
The previous prime is 9884887. The next prime is 9884891.
9884889 is nontrivially palindromic in base 10.
It is an interprime number because it is at equal distance from previous prime (9884887) and next prime (9884891).
It is not a de Polignac number, because 9884889 - 21 = 9884887 is a prime.
It is a super-2 number, since 2×98848892 = 195422061084642, which contains 22 as substring.
9884889 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (9884887) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25962 + ... + 26339.
It is an arithmetic number, because the mean of its divisors is an integer number (1046040).
Almost surely, 29884889 is an apocalyptic number.
It is an amenable number.
9884889 is a deficient number, since it is larger than the sum of its proper divisors (6851751).
9884889 is a wasteful number, since it uses less digits than its factorization.
9884889 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52317 (or 52311 counting only the distinct ones).
The product of its digits is 1327104, while the sum is 54.
The square root of 9884889 is about 3144.0243319669.
The cubic root of 9884889 is about 214.6136128530.
The spelling of 9884889 in words is "nine million, eight hundred eighty-four thousand, eight hundred eighty-nine".