8002666 has 32 divisors (see below), whose sum is σ = 14826240. Its totient is φ = 3163776.

The previous prime is 8002663. The next prime is 8002679. The reversal of 8002666 is 6662008.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (8002663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8910 + ... + 9766.

It is an arithmetic number, because the mean of its divisors is an integer number (463320).

Almost surely, 2^8002666 is an apocalyptic number.

8002666 is a deficient number, since it is larger than the sum of its proper divisors (6823574).

8002666 is a wasteful number, since it uses less digits than its factorization.

8002666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 8002666 is about 2828.8983721583. The cubic root of 8002666 is about 200.0222141992.

It can be divided in two parts, 8002 and 666, that added together give a palindrome (8668).

The spelling of 8002666 in words is "eight million, two thousand, six hundred sixty-six".