204431342 has 8 divisors (see below), whose sum is σ = 311844600. Its totient is φ = 100483144.

The previous prime is 204431333. The next prime is 204431363. The reversal of 204431342 is 243134402.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 866117 + ... + 866352.

It is an arithmetic number, because the mean of its divisors is an integer number (38980575).

Almost surely, 2^204431342 is an apocalyptic number.

204431342 is a deficient number, since it is larger than the sum of its proper divisors (107413258).

204431342 is a wasteful number, since it uses less digits than its factorization.

204431342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1732530.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 204431342 is about 14297.9488738770. The cubic root of 204431342 is about 589.0911430563.

Adding to 204431342 its reverse (243134402), we get a palindrome (447565744).

The spelling of 204431342 in words is "two hundred four million, four hundred thirty-one thousand, three hundred forty-two".