889988 has 24 divisors (see below), whose sum is σ = 1723680. Its totient is φ = 398720.

The previous prime is 889963. The next prime is 889997.

889988 is nontrivially palindromic in base 10.

It is a zygodrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4883 + ... + 5061.

It is an arithmetic number, because the mean of its divisors is an integer number (71820).

2⁸⁸⁹⁹⁸⁸ is an apocalyptic number.

It is an amenable number.

889988 is a deficient number, since it is larger than the sum of its proper divisors (833692).

889988 is a wasteful number, since it uses less digits than its factorization.

889988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307 (or 305 counting only the distinct ones).

The product of its digits is 331776, while the sum is 50.

The square root of 889988 is about 943.3917531969. The cubic root of 889988 is about 96.1895848441.

The spelling of 889988 in words is "eight hundred eighty-nine thousand, nine hundred eighty-eight".