204242033 has 4 divisors (see below), whose sum is σ = 209223588. Its totient is φ = 199260480.

The previous prime is 204242023. The next prime is 204242083. The reversal of 204242033 is 330242402.

204242033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5798464 + 198443569 = 2408^2 + 14087^2 .

It is a cyclic number.

It is not a de Polignac number, because 204242033 - 2⁸ = 204241777 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 204241996 and 204242014.

It is not an unprimeable number, because it can be changed into a prime (204242023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2490716 + ... + 2490797.

It is an arithmetic number, because the mean of its divisors is an integer number (52305897).

Almost surely, 2^204242033 is an apocalyptic number.

It is an amenable number.

204242033 is a deficient number, since it is larger than the sum of its proper divisors (4981555).

204242033 is an equidigital number, since it uses as much as digits as its factorization.

204242033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4981554.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 204242033 is about 14291.3271951908. The cubic root of 204242033 is about 588.9092487416.

Adding to 204242033 its reverse (330242402), we get a palindrome (534484435).

The spelling of 204242033 in words is "two hundred four million, two hundred forty-two thousand, thirty-three".