889019968 has 56 divisors (see below), whose sum is σ = 1800636480. Its totient is φ = 435402240.

The previous prime is 889019951. The next prime is 889020001. The reversal of 889019968 is 869910988.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 812830 + ... + 813922.

Almost surely, 2^889019968 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 889019968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (900318240).

889019968 is an abundant number, since it is smaller than the sum of its proper divisors (911616512).

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

889019968 is a wasteful number, since it uses less digits than its factorization.

889019968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1355 (or 1345 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 58.

The square root of 889019968 is about 29816.4378824835. The cubic root of 889019968 is about 961.5469734132.

The spelling of 889019968 in words is "eight hundred eighty-nine million, nineteen thousand, nine hundred sixty-eight".