889005 has 32 divisors (see below), whose sum is σ = 1580544. Its totient is φ = 423936.

The previous prime is 889001. The next prime is 889027. The reversal of 889005 is 500988.

889005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 889005 - 2² = 889001 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (889001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9117 + ... + 9213.

It is an arithmetic number, because the mean of its divisors is an integer number (49392).

2⁸⁸⁹⁰⁰⁵ is an apocalyptic number.

It is an amenable number.

889005 is a deficient number, since it is larger than the sum of its proper divisors (691539).

889005 is a wasteful number, since it uses less digits than its factorization.

889005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165.

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 889005 is about 942.8706167868. The cubic root of 889005 is about 96.1541577016.

The spelling of 889005 in words is "eight hundred eighty-nine thousand, five".