206622006 has 32 divisors (see below), whose sum is σ = 433591296. Its totient is φ = 65556000.

The previous prime is 206621993. The next prime is 206622007. The reversal of 206622006 is 600226602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206622007) 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 15 ways as a sum of consecutive naturals, for example, 2241 + ... + 20451.

It is an arithmetic number, because the mean of its divisors is an integer number (13549728).

Almost surely, 2^206622006 is an apocalyptic number.

206622006 is an abundant number, since it is smaller than the sum of its proper divisors (226969290).

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

206622006 is a wasteful number, since it uses less digits than its factorization.

206622006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18308.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 206622006 is about 14374.3523680199. The cubic root of 206622006 is about 591.1878834960.

Adding to 206622006 its reverse (600226602), we get a palindrome (806848608).

The spelling of 206622006 in words is "two hundred six million, six hundred twenty-two thousand, six".