204334013 has 12 divisors (see below), whose sum is σ = 221796000. Its totient is φ = 188160336.

The previous prime is 204334003. The next prime is 204334057. The reversal of 204334013 is 310433402.

It is not a de Polignac number, because 204334013 - 2⁶ = 204333949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204334003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 83120 + ... + 85542.

It is an arithmetic number, because the mean of its divisors is an integer number (18483000).

Almost surely, 2^204334013 is an apocalyptic number.

It is an amenable number.

204334013 is a deficient number, since it is larger than the sum of its proper divisors (17461987).

204334013 is a wasteful number, since it uses less digits than its factorization.

204334013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2948 (or 2935 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 204334013 is about 14294.5448685854. The cubic root of 204334013 is about 588.9976401834.

Adding to 204334013 its reverse (310433402), we get a palindrome (514767415).

The spelling of 204334013 in words is "two hundred four million, three hundred thirty-four thousand, thirteen".