565363 has 8 divisors (see below), whose sum is σ = 603648. Its totient is φ = 528264.

The previous prime is 565361. The next prime is 565379. The reversal of 565363 is 363565.

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

It is not a de Polignac number, because 565363 - 2¹ = 565361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (565361) 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, 820 + ... + 1342.

It is an arithmetic number, because the mean of its divisors is an integer number (75456).

2⁵⁶⁵³⁶³ is an apocalyptic number.

565363 is a deficient number, since it is larger than the sum of its proper divisors (38285).

565363 is a wasteful number, since it uses less digits than its factorization.

565363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593.

The product of its digits is 8100, while the sum is 28.

The square root of 565363 is about 751.9062441555. The cubic root of 565363 is about 82.6879949159.

The spelling of 565363 in words is "five hundred sixty-five thousand, three hundred sixty-three".