500566500 has 192 divisors, whose sum is σ = 1851333120. Its totient is φ = 114393600.

The previous prime is 500566489. The next prime is 500566501. The reversal of 500566500 is 5665005.

500566500 is a `hidden beast` number, since 5 + 0 + 0 + 5 + 6 + 650 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500566501) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 91852 + ... + 97148.

It is an arithmetic number, because the mean of its divisors is an integer number (9642360).

Almost surely, 2^500566500 is an apocalyptic number.

500566500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 500566500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (925666560).

500566500 is an abundant number, since it is smaller than the sum of its proper divisors (1350766620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

500566500 is a wasteful number, since it uses less digits than its factorization.

500566500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5332 (or 5314 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 500566500 is about 22373.3435141018. The cubic root of 500566500 is about 794.0001670801. Note that the first 3 decimals are identical.

The spelling of 500566500 in words is "five hundred million, five hundred sixty-six thousand, five hundred".