987966592 has 32 divisors (see below), whose sum is σ = 1973586780. Its totient is φ = 492635136.

The previous prime is 987966589. The next prime is 987966619. The reversal of 987966592 is 295669789.

It can be written as a sum of positive squares in 2 ways, for example, as 925619776 + 62346816 = 30424^2 + 7896^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a self number, because there is not a number n which added to its sum of digits gives 987966592.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37398 + ... + 58090.

Almost surely, 2^987966592 is an apocalyptic number.

It is an amenable number.

987966592 is a deficient number, since it is larger than the sum of its proper divisors (985620188).

987966592 is a wasteful number, since it uses less digits than its factorization.

987966592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21080 (or 21068 counting only the distinct ones).

The product of its digits is 14696640, while the sum is 61.

The square root of 987966592 is about 31431.9358614769. The cubic root of 987966592 is about 995.9726663574.

The spelling of 987966592 in words is "nine hundred eighty-seven million, nine hundred sixty-six thousand, five hundred ninety-two".