206322242 has 12 divisors (see below), whose sum is σ = 360011430. Its totient is φ = 88423776.

The previous prime is 206322241. The next prime is 206322253. The reversal of 206322242 is 242223602.

206322242 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 205320241 + 1002001 = 14329^2 + 1001^2 .

It is not an unprimeable number, because it can be changed into a prime (206322241) 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 5 ways as a sum of consecutive naturals, for example, 1052567 + ... + 1052762.

Almost surely, 2^206322242 is an apocalyptic number.

206322242 is a deficient number, since it is larger than the sum of its proper divisors (153689188).

206322242 is a wasteful number, since it uses less digits than its factorization.

206322242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2105345 (or 2105338 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 206322242 is about 14363.9215397467. The cubic root of 206322242 is about 590.9018497244.

Adding to 206322242 its reverse (242223602), we get a palindrome (448545844).

The spelling of 206322242 in words is "two hundred six million, three hundred twenty-two thousand, two hundred forty-two".