565763 has 8 divisors (see below), whose sum is σ = 649920. Its totient is φ = 487080.

The previous prime is 565727. The next prime is 565769. The reversal of 565763 is 367565.

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

It is not a de Polignac number, because 565763 - 2⁸ = 565507 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (565769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1145 + ... + 1562.

It is an arithmetic number, because the mean of its divisors is an integer number (81240).

2⁵⁶⁵⁷⁶³ is an apocalyptic number.

565763 is a deficient number, since it is larger than the sum of its proper divisors (84157).

565763 is a wasteful number, since it uses less digits than its factorization.

565763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2737.

The product of its digits is 18900, while the sum is 32.

The square root of 565763 is about 752.1721877336. The cubic root of 565763 is about 82.7074911809.

The spelling of 565763 in words is "five hundred sixty-five thousand, seven hundred sixty-three".