204245342 has 16 divisors (see below), whose sum is σ = 352235520. Its totient is φ = 87008568.

The previous prime is 204245339. The next prime is 204245351. The reversal of 204245342 is 243542402.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 41342 + ... + 46017.

It is an arithmetic number, because the mean of its divisors is an integer number (22014720).

Almost surely, 2^204245342 is an apocalyptic number.

204245342 is a deficient number, since it is larger than the sum of its proper divisors (147990178).

204245342 is a wasteful number, since it uses less digits than its factorization.

204245342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87535.

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 204245342 is about 14291.4429642356. The cubic root of 204245342 is about 588.9124291026.

Adding to 204245342 its reverse (243542402), we get a palindrome (447787744).

The spelling of 204245342 in words is "two hundred four million, two hundred forty-five thousand, three hundred forty-two".