500066686 has 8 divisors (see below), whose sum is σ = 857257200. Its totient is φ = 214314288.

The previous prime is 500066683. The next prime is 500066687. The reversal of 500066686 is 686660005.

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 (500066683) 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, 17859511 + ... + 17859538.

It is an arithmetic number, because the mean of its divisors is an integer number (107157150).

Almost surely, 2^500066686 is an apocalyptic number.

500066686 is a deficient number, since it is larger than the sum of its proper divisors (357190514).

500066686 is a wasteful number, since it uses less digits than its factorization.

500066686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35719058.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 500066686 is about 22362.1708695735. The cubic root of 500066686 is about 793.7358102244.

The spelling of 500066686 in words is "five hundred million, sixty-six thousand, six hundred eighty-six".