500655556 has 12 divisors (see below), whose sum is σ = 876667792. Its totient is φ = 250179048.

The previous prime is 500655553. The next prime is 500655647. The reversal of 500655556 is 655556005.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (500655553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29430 + ... + 43213.

Almost surely, 2^500655556 is an apocalyptic number.

It is an amenable number.

500655556 is a deficient number, since it is larger than the sum of its proper divisors (376012236).

500655556 is a wasteful number, since it uses less digits than its factorization.

500655556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74370 (or 74368 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 37.

The square root of 500655556 is about 22375.3336511436. Note that the first 3 decimals coincide. The cubic root of 500655556 is about 794.0472512577.

The spelling of 500655556 in words is "five hundred million, six hundred fifty-five thousand, five hundred fifty-six".