204276 has 24 divisors (see below), whose sum is σ = 493920. Its totient is φ = 65632.

The previous prime is 204251. The next prime is 204299. The reversal of 204276 is 672402.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

204276 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 7 ways as a sum of consecutive naturals, for example, 55 + ... + 641.

It is an arithmetic number, because the mean of its divisors is an integer number (20580).

2²⁰⁴²⁷⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (246960).

204276 is an abundant number, since it is smaller than the sum of its proper divisors (289644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204276 is a wasteful number, since it uses less digits than its factorization.

204276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623 (or 621 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 204276 is about 451.9690254874. The cubic root of 204276 is about 58.8941893624.

Adding to 204276 its reverse (672402), we get a palindrome (876678).

The spelling of 204276 in words is "two hundred four thousand, two hundred seventy-six".