204335913 has 8 divisors (see below), whose sum is σ = 272759968. Its totient is φ = 136067904.

The previous prime is 204335891. The next prime is 204335917. The reversal of 204335913 is 319533402.

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

It is not a de Polignac number, because 204335913 - 2¹² = 204331817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204335917) 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, 35920 + ... + 41217.

It is an arithmetic number, because the mean of its divisors is an integer number (34094996).

Almost surely, 2^204335913 is an apocalyptic number.

It is an amenable number.

204335913 is a deficient number, since it is larger than the sum of its proper divisors (68424055).

204335913 is an equidigital number, since it uses as much as digits as its factorization.

204335913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78023.

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 204335913 is about 14294.6113273499. The cubic root of 204335913 is about 588.9994657761. Note that the first 3 decimals are identical.

The spelling of 204335913 in words is "two hundred four million, three hundred thirty-five thousand, nine hundred thirteen".