9886387 has 12 divisors (see below), whose sum is σ = 11634840. Its totient is φ = 8375136.

The previous prime is 9886381. The next prime is 9886397. The reversal of 9886387 is 7836889.

It is a happy number.

It is not a de Polignac number, because 9886387 - 2¹⁵ = 9853619 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a self number, because there is not a number n which added to its sum of digits gives 9886387.

It is not an unprimeable number, because it can be changed into a prime (9886381) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3228 + ... + 5494.

It is an arithmetic number, because the mean of its divisors is an integer number (969570).

Almost surely, 2^9886387 is an apocalyptic number.

9886387 is a deficient number, since it is larger than the sum of its proper divisors (1748453).

9886387 is a wasteful number, since it uses less digits than its factorization.

9886387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2370 (or 2363 counting only the distinct ones).

The product of its digits is 580608, while the sum is 49.

The square root of 9886387 is about 3144.2625526505. The cubic root of 9886387 is about 214.6244534723.

The spelling of 9886387 in words is "nine million, eight hundred eighty-six thousand, three hundred eighty-seven".