565338273 has 4 divisors (see below), whose sum is σ = 753784368. Its totient is φ = 376892180.

The previous prime is 565338259. The next prime is 565338311. The reversal of 565338273 is 372833565.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 565338273 - 2⁸ = 565338017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (565338203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94223043 + ... + 94223048.

It is an arithmetic number, because the mean of its divisors is an integer number (188446092).

Almost surely, 2^565338273 is an apocalyptic number.

It is an amenable number.

565338273 is a deficient number, since it is larger than the sum of its proper divisors (188446095).

565338273 is a wasteful number, since it uses less digits than its factorization.

565338273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188446094.

The product of its digits is 453600, while the sum is 42.

The square root of 565338273 is about 23776.8432093077. The cubic root of 565338273 is about 826.8678940377.

The spelling of 565338273 in words is "five hundred sixty-five million, three hundred thirty-eight thousand, two hundred seventy-three".