889959 has 8 divisors (see below), whose sum is σ = 1356160. Its totient is φ = 508536.

The previous prime is 889957. The next prime is 889963. The reversal of 889959 is 959988.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 889959 - 2¹ = 889957 is a prime.

It is a Duffinian number.

889959 is a lucky number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 889959.

It is not an unprimeable number, because it can be changed into a prime (889951) 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 7 ways as a sum of consecutive naturals, for example, 21169 + ... + 21210.

It is an arithmetic number, because the mean of its divisors is an integer number (169520).

2⁸⁸⁹⁹⁵⁹ is an apocalyptic number.

889959 is a deficient number, since it is larger than the sum of its proper divisors (466201).

889959 is a wasteful number, since it uses less digits than its factorization.

889959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42389.

The product of its digits is 233280, while the sum is 48.

The square root of 889959 is about 943.3763829989. The cubic root of 889959 is about 96.1885400629.

The spelling of 889959 in words is "eight hundred eighty-nine thousand, nine hundred fifty-nine".