987340688 has 40 divisors (see below), whose sum is σ = 2113579008. Its totient is φ = 444426752.

The previous prime is 987340663. The next prime is 987340691. The reversal of 987340688 is 886043789.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72656 + ... + 85167.

Almost surely, 2^987340688 is an apocalyptic number.

It is an amenable number.

987340688 is an abundant number, since it is smaller than the sum of its proper divisors (1126238320).

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

987340688 is a wasteful number, since it uses less digits than its factorization.

987340688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157871 (or 157865 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 53.

The square root of 987340688 is about 31421.9777862565. The cubic root of 987340688 is about 995.7622965700.

The spelling of 987340688 in words is "nine hundred eighty-seven million, three hundred forty thousand, six hundred eighty-eight".