889911 has 24 divisors (see below), whose sum is σ = 1432080. Its totient is φ = 528000.

The previous prime is 889909. The next prime is 889921. The reversal of 889911 is 119988.

It is not a de Polignac number, because 889911 - 2¹ = 889909 is a prime.

889911 is a lucky number.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (889901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8761 + ... + 8861.

It is an arithmetic number, because the mean of its divisors is an integer number (59670).

2⁸⁸⁹⁹¹¹ is an apocalyptic number.

889911 is a deficient number, since it is larger than the sum of its proper divisors (542169).

889911 is a wasteful number, since it uses less digits than its factorization.

889911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207 (or 204 counting only the distinct ones).

The product of its digits is 5184, while the sum is 36.

The square root of 889911 is about 943.3509421207. The cubic root of 889911 is about 96.1868107200.

It can be divided in two parts, 88 and 9911, that added together give a palindrome (9999).

The spelling of 889911 in words is "eight hundred eighty-nine thousand, nine hundred eleven".