204312422 has 4 divisors (see below), whose sum is σ = 306468636. Its totient is φ = 102156210.

The previous prime is 204312391. The next prime is 204312463. The reversal of 204312422 is 224213402.

204312422 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×204312422³ (a number of 26 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 204312394 and 204312403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51078104 + ... + 51078107.

It is an arithmetic number, because the mean of its divisors is an integer number (76617159).

Almost surely, 2^204312422 is an apocalyptic number.

204312422 is a deficient number, since it is larger than the sum of its proper divisors (102156214).

204312422 is a wasteful number, since it uses less digits than its factorization.

204312422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102156213.

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

The square root of 204312422 is about 14293.7896304654. The cubic root of 204312422 is about 588.9768939294.

Adding to 204312422 its reverse (224213402), we get a palindrome (428525824).

The spelling of 204312422 in words is "two hundred four million, three hundred twelve thousand, four hundred twenty-two".