8664167 has 4 divisors (see below), whose sum is σ = 8773920. Its totient is φ = 8554416.

The previous prime is 8664157. The next prime is 8664181. The reversal of 8664167 is 7614668.

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 8664167 - 2¹⁴ = 8647783 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8664167.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8664107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54758 + ... + 54915.

It is an arithmetic number, because the mean of its divisors is an integer number (2193480).

Almost surely, 2^8664167 is an apocalyptic number.

8664167 is a deficient number, since it is larger than the sum of its proper divisors (109753).

8664167 is a wasteful number, since it uses less digits than its factorization.

8664167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109752.

The product of its digits is 48384, while the sum is 38.

The square root of 8664167 is about 2943.4957108853. The cubic root of 8664167 is about 205.3882548898.

The spelling of 8664167 in words is "eight million, six hundred sixty-four thousand, one hundred sixty-seven".