500660506 has 8 divisors (see below), whose sum is σ = 795166740. Its totient is φ = 235604928.

The previous prime is 500660491. The next prime is 500660513. The reversal of 500660506 is 605066005.

It can be written as a sum of positive squares in 2 ways, for example, as 500640625 + 19881 = 22375^2 + 141^2 .

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

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, 7362621 + ... + 7362688.

Almost surely, 2^500660506 is an apocalyptic number.

500660506 is a deficient number, since it is larger than the sum of its proper divisors (294506234).

500660506 is a wasteful number, since it uses less digits than its factorization.

500660506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14725328.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 500660506 is about 22375.4442637459. Note that the first 3 decimals coincide. The cubic root of 500660506 is about 794.0498681739.

The spelling of 500660506 in words is "five hundred million, six hundred sixty thousand, five hundred six".