200817066 has 16 divisors (see below), whose sum is σ = 404567424. Its totient is φ = 66450144.

The previous prime is 200817049. The next prime is 200817077. The reversal of 200817066 is 660718002.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121330 + ... + 122973.

It is an arithmetic number, because the mean of its divisors is an integer number (25285464).

Almost surely, 2^200817066 is an apocalyptic number.

200817066 is an abundant number, since it is smaller than the sum of its proper divisors (203750358).

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

200817066 is a wasteful number, since it uses less digits than its factorization.

200817066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244445.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 200817066 is about 14170.9938254168. The cubic root of 200817066 is about 585.5988374425.

The spelling of 200817066 in words is "two hundred million, eight hundred seventeen thousand, sixty-six".