9887707 has 4 divisors (see below), whose sum is σ = 10006920. Its totient is φ = 9768496.

The previous prime is 9887699. The next prime is 9887711. The reversal of 9887707 is 7077889.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9887707 - 2³ = 9887699 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (9887747) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 59482 + ... + 59647.

It is an arithmetic number, because the mean of its divisors is an integer number (2501730).

Almost surely, 2^9887707 is an apocalyptic number.

9887707 is a deficient number, since it is larger than the sum of its proper divisors (119213).

9887707 is a wasteful number, since it uses less digits than its factorization.

9887707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119212.

The product of its (nonzero) digits is 197568, while the sum is 46.

The square root of 9887707 is about 3144.4724517795. The cubic root of 9887707 is about 214.6340050462.

The spelling of 9887707 in words is "nine million, eight hundred eighty-seven thousand, seven hundred seven".