987083064 has 128 divisors (see below), whose sum is σ = 3005683200. Its totient is φ = 297665280.

The previous prime is 987083057. The next prime is 987083081. The reversal of 987083064 is 460380789.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 552717 + ... + 554499.

It is an arithmetic number, because the mean of its divisors is an integer number (23481900).

Almost surely, 2^987083064 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 987083064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1502841600).

987083064 is an abundant number, since it is smaller than the sum of its proper divisors (2018600136).

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

987083064 is a wasteful number, since it uses less digits than its factorization.

987083064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2042 (or 2032 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 987083064 is about 31417.8780951228. The cubic root of 987083064 is about 995.6756818941.

The spelling of 987083064 in words is "nine hundred eighty-seven million, eighty-three thousand, sixty-four".