8686662 has 8 divisors (see below), whose sum is σ = 17373336. Its totient is φ = 2895552.

The previous prime is 8686661. The next prime is 8686669. The reversal of 8686662 is 2666868.

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

8686662 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8686661) 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, 723883 + ... + 723894.

It is an arithmetic number, because the mean of its divisors is an integer number (2171667).

Almost surely, 2^8686662 is an apocalyptic number.

8686662 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8686662 is a wasteful number, since it uses less digits than its factorization.

8686662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1447782.

The product of its digits is 165888, while the sum is 42.

The square root of 8686662 is about 2947.3143707450. The cubic root of 8686662 is about 205.5658528835.

The spelling of 8686662 in words is "eight million, six hundred eighty-six thousand, six hundred sixty-two".