204364 has 12 divisors (see below), whose sum is σ = 376600. Its totient is φ = 96768.

The previous prime is 204361. The next prime is 204367. The reversal of 204364 is 463402.

204364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (204361) and next prime (204367).

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (204361) 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, 1269 + ... + 1420.

2²⁰⁴³⁶⁴ is an apocalyptic number.

It is an amenable number.

204364 is a deficient number, since it is larger than the sum of its proper divisors (172236).

204364 is a wasteful number, since it uses less digits than its factorization.

204364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2712 (or 2710 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 204364 is about 452.0663668091. The cubic root of 204364 is about 58.9026451520.

Adding to 204364 its reverse (463402), we get a palindrome (667766).

The spelling of 204364 in words is "two hundred four thousand, three hundred sixty-four".