989496588 has 48 divisors (see below), whose sum is σ = 2393717760. Its totient is φ = 317755200.

The previous prime is 989496581. The next prime is 989496623. The reversal of 989496588 is 885694989.

989496588 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (989496581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167973 + ... + 173763.

It is an arithmetic number, because the mean of its divisors is an integer number (49869120).

Almost surely, 2^989496588 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 989496588, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1196858880).

989496588 is an abundant number, since it is smaller than the sum of its proper divisors (1404221172).

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

989496588 is a wasteful number, since it uses less digits than its factorization.

989496588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6318 (or 6316 counting only the distinct ones).

The product of its digits is 44789760, while the sum is 66.

The square root of 989496588 is about 31456.2646860685. The cubic root of 989496588 is about 996.4865326713.

The spelling of 989496588 in words is "nine hundred eighty-nine million, four hundred ninety-six thousand, five hundred eighty-eight".