984489884 has 48 divisors (see below), whose sum is σ = 2062534656. Its totient is φ = 402019200.

The previous prime is 984489851. The next prime is 984489901. The reversal of 984489884 is 488984489.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171704 + ... + 177344.

It is an arithmetic number, because the mean of its divisors is an integer number (42969472).

Almost surely, 2^984489884 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 984489884, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1031267328).

984489884 is an abundant number, since it is smaller than the sum of its proper divisors (1078044772).

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

984489884 is a wasteful number, since it uses less digits than its factorization.

984489884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5946 (or 5944 counting only the distinct ones).

The product of its digits is 21233664, while the sum is 62.

The square root of 984489884 is about 31376.5817768603. The cubic root of 984489884 is about 994.8029993054.

The spelling of 984489884 in words is "nine hundred eighty-four million, four hundred eighty-nine thousand, eight hundred eighty-four".