204873 has 8 divisors (see below), whose sum is σ = 279168. Its totient is φ = 133584.

The previous prime is 204871. The next prime is 204887. The reversal of 204873 is 378402.

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

It is not a de Polignac number, because 204873 - 2¹ = 204871 is a prime.

It is a super-2 number, since 2×204873² = 83945892258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (204871) 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, 586 + ... + 867.

It is an arithmetic number, because the mean of its divisors is an integer number (34896).

2²⁰⁴⁸⁷³ is an apocalyptic number.

It is an amenable number.

204873 is a deficient number, since it is larger than the sum of its proper divisors (74295).

204873 is a wasteful number, since it uses less digits than its factorization.

204873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1503.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 204873 is about 452.6289871407. The cubic root of 204873 is about 58.9515066437.

The spelling of 204873 in words is "two hundred four thousand, eight hundred seventy-three".