204321342 has 16 divisors (see below), whose sum is σ = 409804560. Its totient is φ = 67913472.

The previous prime is 204321331. The next prime is 204321343. The reversal of 204321342 is 243123402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204321343) 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, 46117 + ... + 50352.

It is an arithmetic number, because the mean of its divisors is an integer number (25612785).

Almost surely, 2^204321342 is an apocalyptic number.

204321342 is an abundant number, since it is smaller than the sum of its proper divisors (205483218).

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

204321342 is a wasteful number, since it uses less digits than its factorization.

204321342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96827.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 204321342 is about 14294.1016506810. The cubic root of 204321342 is about 588.9854651123.

Adding to 204321342 its reverse (243123402), we get a palindrome (447444744).

The spelling of 204321342 in words is "two hundred four million, three hundred twenty-one thousand, three hundred forty-two".