204912022 has 24 divisors (see below), whose sum is σ = 362461176. Its totient is φ = 86613408.

The previous prime is 204912007. The next prime is 204912049. The reversal of 204912022 is 220219402.

It is a junction number, because it is equal to n+sod(n) for n = 204911984 and 204912002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7168 + ... + 21475.

It is an arithmetic number, because the mean of its divisors is an integer number (15102549).

Almost surely, 2^204912022 is an apocalyptic number.

204912022 is a deficient number, since it is larger than the sum of its proper divisors (157549154).

204912022 is a wasteful number, since it uses less digits than its factorization.

204912022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28732 (or 28725 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 204912022 is about 14314.7484085470. The cubic root of 204912022 is about 589.5524922185.

The spelling of 204912022 in words is "two hundred four million, nine hundred twelve thousand, twenty-two".