204412434 has 8 divisors (see below), whose sum is σ = 408824880. Its totient is φ = 68137476.

The previous prime is 204412433. The next prime is 204412463. The reversal of 204412434 is 434214402.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

204412434 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (204412433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17034364 + ... + 17034375.

It is an arithmetic number, because the mean of its divisors is an integer number (51103110).

Almost surely, 2^204412434 is an apocalyptic number.

204412434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204412434 is a wasteful number, since it uses less digits than its factorization.

204412434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34068744.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 204412434 is about 14297.2876448647. The cubic root of 204412434 is about 589.0729806769.

Adding to 204412434 its reverse (434214402), we get a palindrome (638626836).

The spelling of 204412434 in words is "two hundred four million, four hundred twelve thousand, four hundred thirty-four".