206066323 has 4 divisors (see below), whose sum is σ = 206531928. Its totient is φ = 205600720.

The previous prime is 206066321. The next prime is 206066347. The reversal of 206066323 is 323660602.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 206066323 - 2¹ = 206066321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 206066291 and 206066300.

It is not an unprimeable number, because it can be changed into a prime (206066321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232138 + ... + 233023.

It is an arithmetic number, because the mean of its divisors is an integer number (51632982).

Almost surely, 2^206066323 is an apocalyptic number.

206066323 is a deficient number, since it is larger than the sum of its proper divisors (465605).

206066323 is an equidigital number, since it uses as much as digits as its factorization.

206066323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465604.

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 206066323 is about 14355.0103796549. The cubic root of 206066323 is about 590.6574333897.

The spelling of 206066323 in words is "two hundred six million, sixty-six thousand, three hundred twenty-three".