204429 has 8 divisors (see below), whose sum is σ = 276192. Its totient is φ = 134480.

The previous prime is 204427. The next prime is 204431. The reversal of 204429 is 924402.

It is an interprime number because it is at equal distance from previous prime (204427) and next prime (204431).

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

It is a cyclic number.

It is not a de Polignac number, because 204429 - 2¹ = 204427 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204427) 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, 162 + ... + 659.

It is an arithmetic number, because the mean of its divisors is an integer number (34524).

2²⁰⁴⁴²⁹ is an apocalyptic number.

It is an amenable number.

204429 is a deficient number, since it is larger than the sum of its proper divisors (71763).

204429 is an equidigital number, since it uses as much as digits as its factorization.

204429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 204429 is about 452.1382531925. The cubic root of 204429 is about 58.9088893472.

The spelling of 204429 in words is "two hundred four thousand, four hundred twenty-nine".