889163 has 4 divisors (see below), whose sum is σ = 970008. Its totient is φ = 808320.

The previous prime is 889139. The next prime is 889171. The reversal of 889163 is 361988.

889163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-889163 is a prime.

It is a super-2 number, since 2×889163² = 1581221681138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (889123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40406 + ... + 40427.

It is an arithmetic number, because the mean of its divisors is an integer number (242502).

2⁸⁸⁹¹⁶³ is an apocalyptic number.

889163 is a deficient number, since it is larger than the sum of its proper divisors (80845).

889163 is a wasteful number, since it uses less digits than its factorization.

889163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80844.

The product of its digits is 10368, while the sum is 35.

The square root of 889163 is about 942.9543997458. The cubic root of 889163 is about 96.1598537539.

The spelling of 889163 in words is "eight hundred eighty-nine thousand, one hundred sixty-three".