889168444 has 6 divisors (see below), whose sum is σ = 1556044784. Its totient is φ = 444584220.

The previous prime is 889168433. The next prime is 889168499. The reversal of 889168444 is 444861988.

It is a super-2 number, since 2×889168444² = 1581241043610762272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 889168391 and 889168400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111146052 + ... + 111146059.

Almost surely, 2^889168444 is an apocalyptic number.

It is an amenable number.

889168444 is a deficient number, since it is larger than the sum of its proper divisors (666876340).

889168444 is a wasteful number, since it uses less digits than its factorization.

889168444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222292115 (or 222292113 counting only the distinct ones).

The product of its digits is 1769472, while the sum is 52.

The square root of 889168444 is about 29818.9276131788. The cubic root of 889168444 is about 961.6005000330.

The spelling of 889168444 in words is "eight hundred eighty-nine million, one hundred sixty-eight thousand, four hundred forty-four".