889966896 has 160 divisors (see below), whose sum is σ = 2872816128. Its totient is φ = 231137280.

The previous prime is 889966843. The next prime is 889966901. The reversal of 889966896 is 698669988.

It is a self number, because there is not a number n which added to its sum of digits gives 889966896.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 291136 + ... + 294176.

Almost surely, 2^889966896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 889966896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1436408064).

889966896 is an abundant number, since it is smaller than the sum of its proper divisors (1982849232).

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

889966896 is a wasteful number, since it uses less digits than its factorization.

889966896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3139 (or 3133 counting only the distinct ones).

The product of its digits is 80621568, while the sum is 69.

The square root of 889966896 is about 29832.3129508927. The cubic root of 889966896 is about 961.8882453388. Note that the first 3 decimals are identical.

The spelling of 889966896 in words is "eight hundred eighty-nine million, nine hundred sixty-six thousand, eight hundred ninety-six".