86568666 has 8 divisors (see below), whose sum is σ = 173137344. Its totient is φ = 28856220.

The previous prime is 86568659. The next prime is 86568707. The reversal of 86568666 is 66686568.

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

86568666 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7214050 + ... + 7214061.

It is an arithmetic number, because the mean of its divisors is an integer number (21642168).

Almost surely, 2^86568666 is an apocalyptic number.

86568666 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.

86568666 is a wasteful number, since it uses less digits than its factorization.

86568666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14428116.

The product of its digits is 2488320, while the sum is 51.

The square root of 86568666 is about 9304.2283935854. The cubic root of 86568666 is about 442.3712645395.

The spelling of 86568666 in words is "eighty-six million, five hundred sixty-eight thousand, six hundred sixty-six".