204320234 has 4 divisors (see below), whose sum is σ = 306480354. Its totient is φ = 102160116.

The previous prime is 204320227. The next prime is 204320251. The reversal of 204320234 is 432023402.

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., 176810209 + 27510025 = 13297^2 + 5245^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51080057 + ... + 51080060.

Almost surely, 2^204320234 is an apocalyptic number.

204320234 is a deficient number, since it is larger than the sum of its proper divisors (102160120).

204320234 is a wasteful number, since it uses less digits than its factorization.

204320234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102160119.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 204320234 is about 14294.0628933834. The cubic root of 204320234 is about 588.9844004543.

Adding to 204320234 its reverse (432023402), we get a palindrome (636343636).

The spelling of 204320234 in words is "two hundred four million, three hundred twenty thousand, two hundred thirty-four".