989484 has 12 divisors (see below), whose sum is σ = 2308824. Its totient is φ = 329824.

The previous prime is 989479. The next prime is 989507. The reversal of 989484 is 484989.

989484 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 989484.

It is an unprimeable number.

989484 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41217 + ... + 41240.

It is an arithmetic number, because the mean of its divisors is an integer number (192402).

2⁹⁸⁹⁴⁸⁴ is an apocalyptic number.

It is an amenable number.

989484 is an abundant number, since it is smaller than the sum of its proper divisors (1319340).

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

989484 is a wasteful number, since it uses less digits than its factorization.

989484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82464 (or 82462 counting only the distinct ones).

The product of its digits is 82944, while the sum is 42.

The square root of 989484 is about 994.7281035539. The cubic root of 989484 is about 99.6482307012.

The spelling of 989484 in words is "nine hundred eighty-nine thousand, four hundred eighty-four".