204523234 has 4 divisors (see below), whose sum is σ = 306784854. Its totient is φ = 102261616.

The previous prime is 204523223. The next prime is 204523261. The reversal of 204523234 is 432325402.

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

It can be written as a sum of positive squares in only one way, i.e., 204404209 + 119025 = 14297^2 + 345^2 .

It is a junction number, because it is equal to n+sod(n) for n = 204523199 and 204523208.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51130807 + ... + 51130810.

Almost surely, 2^204523234 is an apocalyptic number.

204523234 is a deficient number, since it is larger than the sum of its proper divisors (102261620).

204523234 is a wasteful number, since it uses less digits than its factorization.

204523234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102261619.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 204523234 is about 14301.1619807623. The cubic root of 204523234 is about 589.1793954314.

Adding to 204523234 its reverse (432325402), we get a palindrome (636848636).

It can be divided in two parts, 20 and 4523234, that added together give a palindrome (4523254).

The spelling of 204523234 in words is "two hundred four million, five hundred twenty-three thousand, two hundred thirty-four".