204422530 has 32 divisors (see below), whose sum is σ = 396963504. Its totient is φ = 75346176.

The previous prime is 204422483. The next prime is 204422531. The reversal of 204422530 is 35224402.

204422530 is digitally balanced in base 2, 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 8 ways, for example, as 25371369 + 179051161 = 5037^2 + 13381^2 .

It is not an unprimeable number, because it can be changed into a prime (204422531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102624 + ... + 104596.

Almost surely, 2^204422530 is an apocalyptic number.

204422530 is a deficient number, since it is larger than the sum of its proper divisors (192540974).

204422530 is a wasteful number, since it uses less digits than its factorization.

204422530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2790.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 204422530 is about 14297.6407144675. The cubic root of 204422530 is about 589.0826786892.

Adding to 204422530 its reverse (35224402), we get a palindrome (239646932).

The spelling of 204422530 in words is "two hundred four million, four hundred twenty-two thousand, five hundred thirty".