204434211 has 8 divisors (see below), whose sum is σ = 273260304. Its totient is φ = 135948800.

The previous prime is 204434173. The next prime is 204434227. The reversal of 204434211 is 112434402.

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

It is a cyclic number.

It is not a de Polignac number, because 204434211 - 2⁹ = 204433699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (204434411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83766 + ... + 86171.

It is an arithmetic number, because the mean of its divisors is an integer number (34157538).

Almost surely, 2^204434211 is an apocalyptic number.

204434211 is a deficient number, since it is larger than the sum of its proper divisors (68826093).

204434211 is a wasteful number, since it uses less digits than its factorization.

204434211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170341.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 204434211 is about 14298.0492026010. The cubic root of 204434211 is about 589.0938988219.

Adding to 204434211 its reverse (112434402), we get a palindrome (316868613).

The spelling of 204434211 in words is "two hundred four million, four hundred thirty-four thousand, two hundred eleven".