204212342 has 8 divisors (see below), whose sum is σ = 322440600. Its totient is φ = 96732144.

The previous prime is 204212297. The next prime is 204212387. The reversal of 204212342 is 243212402.

It is an interprime number because it is at equal distance from previous prime (204212297) and next prime (204212387).

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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2686967 + ... + 2687042.

It is an arithmetic number, because the mean of its divisors is an integer number (40305075).

Almost surely, 2^204212342 is an apocalyptic number.

204212342 is a deficient number, since it is larger than the sum of its proper divisors (118228258).

204212342 is a wasteful number, since it uses less digits than its factorization.

204212342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5374030.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 204212342 is about 14290.2883805751. The cubic root of 204212342 is about 588.8807104569.

Adding to 204212342 its reverse (243212402), we get a palindrome (447424744).

The spelling of 204212342 in words is "two hundred four million, two hundred twelve thousand, three hundred forty-two".