987328116 has 30 divisors (see below), whose sum is σ = 2581071570. Its totient is φ = 329109264.

The previous prime is 987328081. The next prime is 987328129. The reversal of 987328116 is 611823789.

It can be written as a sum of positive squares in only one way, i.e., 778410000 + 208918116 = 27900^2 + 14454^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1523331 + ... + 1523978.

It is an arithmetic number, because the mean of its divisors is an integer number (86035719).

Almost surely, 2^987328116 is an apocalyptic number.

It is an amenable number.

987328116 is an abundant number, since it is smaller than the sum of its proper divisors (1593743454).

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

987328116 is a wasteful number, since it uses less digits than its factorization.

987328116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3047325 (or 3047314 counting only the distinct ones).

The product of its digits is 145152, while the sum is 45.

The square root of 987328116 is about 31421.7777345586. Note that the first 4 decimals coincide. The cubic root of 987328116 is about 995.7580701408.

The spelling of 987328116 in words is "nine hundred eighty-seven million, three hundred twenty-eight thousand, one hundred sixteen".