204024434 has 4 divisors (see below), whose sum is σ = 306036654. Its totient is φ = 102012216.

The previous prime is 204024427. The next prime is 204024437. The reversal of 204024434 is 434420402.

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., 191739409 + 12285025 = 13847^2 + 3505^2 .

It is not an unprimeable number, because it can be changed into a prime (204024437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51006107 + ... + 51006110.

Almost surely, 2^204024434 is an apocalyptic number.

204024434 is a deficient number, since it is larger than the sum of its proper divisors (102012220).

204024434 is a wasteful number, since it uses less digits than its factorization.

204024434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102012219.

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 204024434 is about 14283.7121925639. The cubic root of 204024434 is about 588.7000335644.

Adding to 204024434 its reverse (434420402), we get a palindrome (638444836).

The spelling of 204024434 in words is "two hundred four million, twenty-four thousand, four hundred thirty-four".