565097 has 8 divisors (see below), whose sum is σ = 644616. Its totient is φ = 490752.

The previous prime is 565069. The next prime is 565109. The reversal of 565097 is 790565.

It can be written as a sum of positive squares in 4 ways, for example, as 52441 + 512656 = 229^2 + 716^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-565097 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 565097.

It is not an unprimeable number, because it can be changed into a prime (565057) 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 7 ways as a sum of consecutive naturals, for example, 1058 + ... + 1499.

It is an arithmetic number, because the mean of its divisors is an integer number (80577).

2⁵⁶⁵⁰⁹⁷ is an apocalyptic number.

It is an amenable number.

565097 is a deficient number, since it is larger than the sum of its proper divisors (79519).

565097 is a wasteful number, since it uses less digits than its factorization.

565097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2587.

The product of its (nonzero) digits is 9450, while the sum is 32.

The square root of 565097 is about 751.7293395897. The cubic root of 565097 is about 82.6750248082.

The spelling of 565097 in words is "five hundred sixty-five thousand, ninety-seven".