565388 has 12 divisors (see below), whose sum is σ = 999432. Its totient is φ = 279840.

The previous prime is 565387. The next prime is 565391. The reversal of 565388 is 883565.

It is not an unprimeable number, because it can be changed into a prime (565381) 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, 233 + ... + 1088.

It is an arithmetic number, because the mean of its divisors is an integer number (83286).

2⁵⁶⁵³⁸⁸ is an apocalyptic number.

It is an amenable number.

565388 is a deficient number, since it is larger than the sum of its proper divisors (434044).

565388 is a wasteful number, since it uses less digits than its factorization.

565388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1432 (or 1430 counting only the distinct ones).

The product of its digits is 28800, while the sum is 35.

The square root of 565388 is about 751.9228683848. The cubic root of 565388 is about 82.6892137018.

The spelling of 565388 in words is "five hundred sixty-five thousand, three hundred eighty-eight".