204520342 has 8 divisors (see below), whose sum is σ = 330379056. Its totient is φ = 94393992.

The previous prime is 204520339. The next prime is 204520357. The reversal of 204520342 is 243025402.

204520342 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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3933058 + ... + 3933109.

It is an arithmetic number, because the mean of its divisors is an integer number (41297382).

Almost surely, 2^204520342 is an apocalyptic number.

204520342 is a deficient number, since it is larger than the sum of its proper divisors (125858714).

204520342 is a wasteful number, since it uses less digits than its factorization.

204520342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7866182.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 204520342 is about 14301.0608697397. The cubic root of 204520342 is about 589.1766183796.

Adding to 204520342 its reverse (243025402), we get a palindrome (447545744).

The spelling of 204520342 in words is "two hundred four million, five hundred twenty thousand, three hundred forty-two".