204494259 has 8 divisors (see below), whose sum is σ = 281454592. Its totient is φ = 131931720.

The previous prime is 204494249. The next prime is 204494263. The reversal of 204494259 is 952494402.

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

It is not a de Polignac number, because 204494259 - 2⁹ = 204493747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204494239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1099339 + ... + 1099524.

It is an arithmetic number, because the mean of its divisors is an integer number (35181824).

Almost surely, 2^204494259 is an apocalyptic number.

204494259 is a deficient number, since it is larger than the sum of its proper divisors (76960333).

204494259 is a wasteful number, since it uses less digits than its factorization.

204494259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2198897.

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 204494259 is about 14300.1489153085. The cubic root of 204494259 is about 589.1515709166.

The spelling of 204494259 in words is "two hundred four million, four hundred ninety-four thousand, two hundred fifty-nine".