987598080 has 432 divisors, whose sum is σ = 4022788224. Its totient is φ = 218972160.

The previous prime is 987598069. The next prime is 987598121. The reversal of 987598080 is 80895789.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2983515 + ... + 2983845.

Almost surely, 2^987598080 is an apocalyptic number.

987598080 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 987598080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2011394112).

987598080 is an abundant number, since it is smaller than the sum of its proper divisors (3035190144).

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

987598080 is a wasteful number, since it uses less digits than its factorization.

987598080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402 (or 385 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 54.

The square root of 987598080 is about 31426.0732513625. The cubic root of 987598080 is about 995.8488182012.

The spelling of 987598080 in words is "nine hundred eighty-seven million, five hundred ninety-eight thousand, eighty".