206023222 has 8 divisors (see below), whose sum is σ = 309110616. Its totient is φ = 102986352.

The previous prime is 206023211. The next prime is 206023229. The reversal of 206023222 is 222320602.

206023222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×206023222² = 84891136006522568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 206023222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206023229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153 + ... + 20299.

It is an arithmetic number, because the mean of its divisors is an integer number (38638827).

Almost surely, 2^206023222 is an apocalyptic number.

206023222 is a deficient number, since it is larger than the sum of its proper divisors (103087394).

206023222 is a wasteful number, since it uses less digits than its factorization.

206023222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25262.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 206023222 is about 14353.5090483129. The cubic root of 206023222 is about 590.6162497215.

Adding to 206023222 its reverse (222320602), we get a palindrome (428343824).

The spelling of 206023222 in words is "two hundred six million, twenty-three thousand, two hundred twenty-two".