989332340 has 48 divisors (see below), whose sum is σ = 2203516224. Its totient is φ = 371827200.

The previous prime is 989332321. The next prime is 989332403. The reversal of 989332340 is 43233989.

989332340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

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, 232835 + ... + 237045.

It is an arithmetic number, because the mean of its divisors is an integer number (45906588).

Almost surely, 2^989332340 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 989332340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1101758112).

989332340 is an abundant number, since it is smaller than the sum of its proper divisors (1214183884).

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

989332340 is a wasteful number, since it uses less digits than its factorization.

989332340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4928 (or 4926 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 41.

The square root of 989332340 is about 31453.6538418035. The cubic root of 989332340 is about 996.4313935299.

The spelling of 989332340 in words is "nine hundred eighty-nine million, three hundred thirty-two thousand, three hundred forty".