9866007 has 12 divisors (see below), whose sum is σ = 14316120. Its totient is φ = 6547248.

The previous prime is 9865993. The next prime is 9866009. The reversal of 9866007 is 7006689.

9866007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9866007 - 2⁷ = 9865879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9866009) 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, 333 + ... + 4454.

It is an arithmetic number, because the mean of its divisors is an integer number (1193010).

Almost surely, 2^9866007 is an apocalyptic number.

9866007 is a deficient number, since it is larger than the sum of its proper divisors (4450113).

9866007 is a wasteful number, since it uses less digits than its factorization.

9866007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5022 (or 5019 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 9866007 is about 3141.0200572426. The cubic root of 9866007 is about 214.4768749419.

The spelling of 9866007 in words is "nine million, eight hundred sixty-six thousand, seven".