204433013 has 8 divisors (see below), whose sum is σ = 207836832. Its totient is φ = 201039696.

The previous prime is 204433001. The next prime is 204433057. The reversal of 204433013 is 310334402.

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 204433013 - 2²⁰ = 203384437 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 (204430013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43106 + ... + 47612.

It is an arithmetic number, because the mean of its divisors is an integer number (25979604).

Almost surely, 2^204433013 is an apocalyptic number.

It is an amenable number.

204433013 is a deficient number, since it is larger than the sum of its proper divisors (3403819).

204433013 is an equidigital number, since it uses as much as digits as its factorization.

204433013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5251.

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

The square root of 204433013 is about 14298.0073087126. The cubic root of 204433013 is about 589.0927481080.

Adding to 204433013 its reverse (310334402), we get a palindrome (514767415).

The spelling of 204433013 in words is "two hundred four million, four hundred thirty-three thousand, thirteen".