565630 has 32 divisors (see below), whose sum is σ = 1159200. Its totient is φ = 196992.

The previous prime is 565613. The next prime is 565637. The reversal of 565630 is 36565.

565630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 565595 and 565604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (565637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2356 + ... + 2584.

It is an arithmetic number, because the mean of its divisors is an integer number (36225).

2⁵⁶⁵⁶³⁰ is an apocalyptic number.

565630 is an abundant number, since it is smaller than the sum of its proper divisors (593570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

565630 is a wasteful number, since it uses less digits than its factorization.

565630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 565630 is about 752.0837719297. The cubic root of 565630 is about 82.7010096929.

The spelling of 565630 in words is "five hundred sixty-five thousand, six hundred thirty".