565535 has 8 divisors (see below), whose sum is σ = 714480. Its totient is φ = 428544.

The previous prime is 565519. The next prime is 565549. The reversal of 565535 is 535565.

565535 = 103² + 104² + ... + 140².

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

It is a cyclic number.

It is not a de Polignac number, because 565535 - 2⁴ = 565519 is a prime.

It is a plaindrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 565498 and 565507.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 565535.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2882 + ... + 3071.

It is an arithmetic number, because the mean of its divisors is an integer number (89310).

2⁵⁶⁵⁵³⁵ is an apocalyptic number.

565535 is a deficient number, since it is larger than the sum of its proper divisors (148945).

565535 is a wasteful number, since it uses less digits than its factorization.

565535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5977.

The product of its digits is 11250, while the sum is 29.

The square root of 565535 is about 752.0206114197. The cubic root of 565535 is about 82.6963794365.

The spelling of 565535 in words is "five hundred sixty-five thousand, five hundred thirty-five".