204559241 has 6 divisors (see below), whose sum is σ = 207662490. Its totient is φ = 201501696.

The previous prime is 204559219. The next prime is 204559253. The reversal of 204559241 is 142955402.

It can be written as a sum of positive squares in only one way, i.e., 201753616 + 2805625 = 14204^2 + 1675^2 .

It is a de Polignac number, because none of the positive numbers 2^k-204559241 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 204559198 and 204559207.

It is not an unprimeable number, because it can be changed into a prime (204559261) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18296 + ... + 27273.

It is an arithmetic number, because the mean of its divisors is an integer number (34610415).

Almost surely, 2^204559241 is an apocalyptic number.

It is an amenable number.

204559241 is a deficient number, since it is larger than the sum of its proper divisors (3103249).

204559241 is an frugal number, since it uses more digits than its factorization.

204559241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45703 (or 45636 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 204559241 is about 14302.4208090798. The cubic root of 204559241 is about 589.2139690708.

The spelling of 204559241 in words is "two hundred four million, five hundred fifty-nine thousand, two hundred forty-one".