565606 has 8 divisors (see below), whose sum is σ = 851760. Its totient is φ = 281688.

The previous prime is 565603. The next prime is 565613. The reversal of 565606 is 606565.

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

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (565603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 415 + ... + 1141.

It is an arithmetic number, because the mean of its divisors is an integer number (106470).

2⁵⁶⁵⁶⁰⁶ is an apocalyptic number.

565606 is a deficient number, since it is larger than the sum of its proper divisors (286154).

565606 is a wasteful number, since it uses less digits than its factorization.

565606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1118.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 565606 is about 752.0678160911. The cubic root of 565606 is about 82.6998399928.

The spelling of 565606 in words is "five hundred sixty-five thousand, six hundred six".