9936987 has 8 divisors (see below), whose sum is σ = 13263936. Its totient is φ = 6617352.

The previous prime is 9936977. The next prime is 9937007. The reversal of 9936987 is 7896399.

9936987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9936987 - 2⁶ = 9936923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9936907) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4008 + ... + 5994.

It is an arithmetic number, because the mean of its divisors is an integer number (1657992).

Almost surely, 2^9936987 is an apocalyptic number.

9936987 is a deficient number, since it is larger than the sum of its proper divisors (3326949).

9936987 is a wasteful number, since it uses less digits than its factorization.

9936987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3657.

The product of its digits is 734832, while the sum is 51.

The square root of 9936987 is about 3152.2986850868. The cubic root of 9936987 is about 214.9899905201.

The spelling of 9936987 in words is "nine million, nine hundred thirty-six thousand, nine hundred eighty-seven".