565206241 has 4 divisors (see below), whose sum is σ = 569331972. Its totient is φ = 561080512.

The previous prime is 565206203. The next prime is 565206247. The reversal of 565206241 is 142602565.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 209091600 + 356114641 = 14460^2 + 18871^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-565206241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (565206247) 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 3 ways as a sum of consecutive naturals, for example, 2062660 + ... + 2062933.

It is an arithmetic number, because the mean of its divisors is an integer number (142332993).

Almost surely, 2^565206241 is an apocalyptic number.

It is an amenable number.

565206241 is a deficient number, since it is larger than the sum of its proper divisors (4125731).

565206241 is a wasteful number, since it uses less digits than its factorization.

565206241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4125730.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 565206241 is about 23774.0665642208. The cubic root of 565206241 is about 826.8035187029.

The spelling of 565206241 in words is "five hundred sixty-five million, two hundred six thousand, two hundred forty-one".