204142342 has 8 divisors (see below), whose sum is σ = 319527216. Its totient is φ = 97633272.

The previous prime is 204142331. The next prime is 204142349. The reversal of 204142342 is 243241402.

It is a happy number.

204142342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204142349) 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, 2218893 + ... + 2218984.

It is an arithmetic number, because the mean of its divisors is an integer number (39940902).

Almost surely, 2^204142342 is an apocalyptic number.

204142342 is a deficient number, since it is larger than the sum of its proper divisors (115384874).

204142342 is a wasteful number, since it uses less digits than its factorization.

204142342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4437902.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 204142342 is about 14287.8389548595. The cubic root of 204142342 is about 588.8134171676.

Adding to 204142342 its reverse (243241402), we get a palindrome (447383744).

The spelling of 204142342 in words is "two hundred four million, one hundred forty-two thousand, three hundred forty-two".