8667906 has 16 divisors (see below), whose sum is σ = 18669504. Its totient is φ = 2667024.

The previous prime is 8667899. The next prime is 8667907. The reversal of 8667906 is 6097668.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (8667907) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55486 + ... + 55641.

It is an arithmetic number, because the mean of its divisors is an integer number (1166844).

Almost surely, 2^8667906 is an apocalyptic number.

8667906 is an abundant number, since it is smaller than the sum of its proper divisors (10001598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8667906 is a wasteful number, since it uses less digits than its factorization.

8667906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111145.

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 8667906 is about 2944.1307715521. The cubic root of 8667906 is about 205.4177955732.

The spelling of 8667906 in words is "eight million, six hundred sixty-seven thousand, nine hundred six".