204321422 has 16 divisors (see below), whose sum is σ = 311444352. Its totient is φ = 100519800.

The previous prime is 204321367. The next prime is 204321427. The reversal of 204321422 is 224123402.

204321422 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 204321394 and 204321403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204321427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29153 + ... + 35475.

It is an arithmetic number, because the mean of its divisors is an integer number (19465272).

Almost surely, 2^204321422 is an apocalyptic number.

204321422 is a deficient number, since it is larger than the sum of its proper divisors (107122930).

204321422 is a wasteful number, since it uses less digits than its factorization.

204321422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6583.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 204321422 is about 14294.1044490377. The cubic root of 204321422 is about 588.9855419828.

Adding to 204321422 its reverse (224123402), we get a palindrome (428444824).

The spelling of 204321422 in words is "two hundred four million, three hundred twenty-one thousand, four hundred twenty-two".