987724696 has 32 divisors (see below), whose sum is σ = 2208579840. Its totient is φ = 404905248.

The previous prime is 987724669. The next prime is 987724729. The reversal of 987724696 is 696427789.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 987724696.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 382146 + ... + 384721.

It is an arithmetic number, because the mean of its divisors is an integer number (69018120).

Almost surely, 2^987724696 is an apocalyptic number.

It is an amenable number.

987724696 is an abundant number, since it is smaller than the sum of its proper divisors (1220855144).

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

987724696 is a wasteful number, since it uses less digits than its factorization.

987724696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766903 (or 766899 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 58.

The square root of 987724696 is about 31428.0876923812. The cubic root of 987724696 is about 995.8913743139.

The spelling of 987724696 in words is "nine hundred eighty-seven million, seven hundred twenty-four thousand, six hundred ninety-six".