204863829 has 8 divisors (see below), whose sum is σ = 285028032. Its totient is φ = 130637760.

The previous prime is 204863819. The next prime is 204863831. The reversal of 204863829 is 928368402.

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

It is not a de Polignac number, because 204863829 - 2⁵ = 204863797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204863809) 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, 1484452 + ... + 1484589.

It is an arithmetic number, because the mean of its divisors is an integer number (35628504).

Almost surely, 2^204863829 is an apocalyptic number.

It is an amenable number.

204863829 is a deficient number, since it is larger than the sum of its proper divisors (80164203).

204863829 is a wasteful number, since it uses less digits than its factorization.

204863829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2969067.

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 204863829 is about 14313.0649757486. The cubic root of 204863829 is about 589.5062698923.

The spelling of 204863829 in words is "two hundred four million, eight hundred sixty-three thousand, eight hundred twenty-nine".