8667985 has 8 divisors (see below), whose sum is σ = 10578240. Its totient is φ = 6816624.

The previous prime is 8667979. The next prime is 8668001. The reversal of 8667985 is 5897668.

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

It is not a de Polignac number, because 8667985 - 2¹³ = 8659793 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14397 + ... + 14986.

It is an arithmetic number, because the mean of its divisors is an integer number (1322280).

Almost surely, 2^8667985 is an apocalyptic number.

It is an amenable number.

8667985 is a deficient number, since it is larger than the sum of its proper divisors (1910255).

8667985 is a wasteful number, since it uses less digits than its factorization.

8667985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29447.

The product of its digits is 725760, while the sum is 49.

The square root of 8667985 is about 2944.1441880451. The cubic root of 8667985 is about 205.4184196361.

The spelling of 8667985 in words is "eight million, six hundred sixty-seven thousand, nine hundred eighty-five".