666000886 has 8 divisors (see below), whose sum is σ = 999113184. Its totient is φ = 332963160.

The previous prime is 666000877. The next prime is 666000887. The reversal of 666000886 is 688000666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (666000887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18436 + ... + 40888.

It is an arithmetic number, because the mean of its divisors is an integer number (124889148).

Almost surely, 2^666000886 is an apocalyptic number.

666000886 is a deficient number, since it is larger than the sum of its proper divisors (333112298).

666000886 is a wasteful number, since it uses less digits than its factorization.

666000886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37286.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 666000886 is about 25806.9929670235. The cubic root of 666000886 is about 873.2895613838.

The spelling of 666000886 in words is "six hundred sixty-six million, eight hundred eighty-six", and thus it is an aban number.