500566090 has 8 divisors (see below), whose sum is σ = 901018980. Its totient is φ = 200226432.

The previous prime is 500566069. The next prime is 500566091. The reversal of 500566090 is 90665005.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 425968321 + 74597769 = 20639^2 + 8637^2 .

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

It is not an unprimeable number, because it can be changed into a prime (500566091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25028295 + ... + 25028314.

Almost surely, 2^500566090 is an apocalyptic number.

500566090 is a deficient number, since it is larger than the sum of its proper divisors (400452890).

500566090 is a wasteful number, since it uses less digits than its factorization.

500566090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50056616.

The product of its (nonzero) digits is 8100, while the sum is 31.

The square root of 500566090 is about 22373.3343514104. The cubic root of 500566090 is about 793.9999502989. Note that the first 4 decimals are identical.

The spelling of 500566090 in words is "five hundred million, five hundred sixty-six thousand, ninety".