989884 has 12 divisors (see below), whose sum is σ = 1979824. Its totient is φ = 424224.

The previous prime is 989873. The next prime is 989887. The reversal of 989884 is 488989.

989884 is an admirable number.

It is a zygodrome in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (989887) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17649 + ... + 17704.

2⁹⁸⁹⁸⁸⁴ is an apocalyptic number.

It is an amenable number.

989884 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

989884 is a wasteful number, since it uses less digits than its factorization.

989884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35364 (or 35362 counting only the distinct ones).

The product of its digits is 165888, while the sum is 46.

The square root of 989884 is about 994.9291432057. The cubic root of 989884 is about 99.6616565280.

The spelling of 989884 in words is "nine hundred eighty-nine thousand, eight hundred eighty-four".