565234 has 4 divisors (see below), whose sum is σ = 847854. Its totient is φ = 282616.

The previous prime is 565207. The next prime is 565237. The reversal of 565234 is 432565.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 558009 + 7225 = 747^2 + 85^2 .

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 = 565199 and 565208.

It is not an unprimeable number, because it can be changed into a prime (565237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141307 + ... + 141310.

2⁵⁶⁵²³⁴ is an apocalyptic number.

565234 is a deficient number, since it is larger than the sum of its proper divisors (282620).

565234 is a wasteful number, since it uses less digits than its factorization.

565234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282619.

The product of its digits is 3600, while the sum is 25.

The square root of 565234 is about 751.8204572902. The cubic root of 565234 is about 82.6817054094.

Adding to 565234 its reverse (432565), we get a palindrome (997799).

The spelling of 565234 in words is "five hundred sixty-five thousand, two hundred thirty-four".