565346243 has 16 divisors (see below), whose sum is σ = 710684160. Its totient is φ = 440522280.

The previous prime is 565346219. The next prime is 565346281. The reversal of 565346243 is 342643565.

It is a happy number.

It is not a de Polignac number, because 565346243 - 2⁶ = 565346179 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 565346197 and 565346206.

It is not an unprimeable number, because it can be changed into a prime (565346293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21023 + ... + 39656.

It is an arithmetic number, because the mean of its divisors is an integer number (44417760).

Almost surely, 2^565346243 is an apocalyptic number.

565346243 is a deficient number, since it is larger than the sum of its proper divisors (145337917).

565346243 is an equidigital number, since it uses as much as digits as its factorization.

565346243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60719 (or 60697 counting only the distinct ones).

The product of its digits is 259200, while the sum is 38.

The square root of 565346243 is about 23777.0108087623. The cubic root of 565346243 is about 826.8717796795.

The spelling of 565346243 in words is "five hundred sixty-five million, three hundred forty-six thousand, two hundred forty-three".