204310342 has 16 divisors (see below), whose sum is σ = 308856240. Its totient is φ = 101361888.

The previous prime is 204310331. The next prime is 204310343. The reversal of 204310342 is 243013402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204310343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164548 + ... + 165784.

It is an arithmetic number, because the mean of its divisors is an integer number (19303515).

Almost surely, 2^204310342 is an apocalyptic number.

204310342 is a deficient number, since it is larger than the sum of its proper divisors (104545898).

204310342 is a wasteful number, since it uses less digits than its factorization.

204310342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1815.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 204310342 is about 14293.7168714089. The cubic root of 204310342 is about 588.9748952320.

Adding to 204310342 its reverse (243013402), we get a palindrome (447323744).

The spelling of 204310342 in words is "two hundred four million, three hundred ten thousand, three hundred forty-two".