204343055 has 8 divisors (see below), whose sum is σ = 280241952. Its totient is φ = 140120928.

The previous prime is 204343049. The next prime is 204343067. The reversal of 204343055 is 550343402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 204343055 - 2⁶ = 204342991 is a prime.

It is a Duffinian 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, 2919152 + ... + 2919221.

It is an arithmetic number, because the mean of its divisors is an integer number (35030244).

Almost surely, 2^204343055 is an apocalyptic number.

204343055 is a deficient number, since it is larger than the sum of its proper divisors (75898897).

204343055 is an equidigital number, since it uses as much as digits as its factorization.

204343055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5838385.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 204343055 is about 14294.8611395844. The cubic root of 204343055 is about 589.0063279817.

Adding to 204343055 its reverse (550343402), we get a palindrome (754686457).

The spelling of 204343055 in words is "two hundred four million, three hundred forty-three thousand, fifty-five".