889860 has 24 divisors (see below), whose sum is σ = 2491776. Its totient is φ = 237280.

The previous prime is 889829. The next prime is 889871. The reversal of 889860 is 68988.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 889860.

It is an unprimeable number.

889860 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7356 + ... + 7475.

It is an arithmetic number, because the mean of its divisors is an integer number (103824).

2⁸⁸⁹⁸⁶⁰ is an apocalyptic number.

It is an amenable number.

889860 is an abundant number, since it is smaller than the sum of its proper divisors (1601916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

889860 is a wasteful number, since it uses less digits than its factorization.

889860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14843 (or 14841 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 39.

The square root of 889860 is about 943.3239104359. The cubic root of 889860 is about 96.1849732250.

The spelling of 889860 in words is "eight hundred eighty-nine thousand, eight hundred sixty".