204020235 has 32 divisors (see below), whose sum is σ = 378478080. Its totient is φ = 104078304.

The previous prime is 204020153. The next prime is 204020261. The reversal of 204020235 is 532020402.

It is not a de Polignac number, because 204020235 - 2⁸ = 204019979 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29749 + ... + 35958.

It is an arithmetic number, because the mean of its divisors is an integer number (11827440).

Almost surely, 2^204020235 is an apocalyptic number.

204020235 is a deficient number, since it is larger than the sum of its proper divisors (174457845).

204020235 is a wasteful number, since it uses less digits than its factorization.

204020235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65744 (or 65738 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 204020235 is about 14283.5652062081. The cubic root of 204020235 is about 588.6959948841.

Adding to 204020235 its reverse (532020402), we get a palindrome (736040637).

The spelling of 204020235 in words is "two hundred four million, twenty thousand, two hundred thirty-five".