8368666 has 8 divisors (see below), whose sum is σ = 12596724. Its totient is φ = 4169760.

The previous prime is 8368643. The next prime is 8368669. The reversal of 8368666 is 6668638.

It can be written as a sum of positive squares in 2 ways, for example, as 8265625 + 103041 = 2875^2 + 321^2 .

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

It is not an unprimeable number, because it can be changed into a prime (8368669) 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, 6555 + ... + 7726.

Almost surely, 2^8368666 is an apocalyptic number.

8368666 is a deficient number, since it is larger than the sum of its proper divisors (4228058).

8368666 is a wasteful number, since it uses less digits than its factorization.

8368666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14576.

The product of its digits is 248832, while the sum is 43.

The square root of 8368666 is about 2892.8646701842. The cubic root of 8368666 is about 203.0261963977.

The spelling of 8368666 in words is "eight million, three hundred sixty-eight thousand, six hundred sixty-six".