568538 has 4 divisors (see below), whose sum is σ = 852810. Its totient is φ = 284268.

The previous prime is 568523. The next prime is 568541. The reversal of 568538 is 835865.

568538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 835865 = 5 ⋅167173.

It can be written as a sum of positive squares in only one way, i.e., 426409 + 142129 = 653^2 + 377^2 .

It is a junction number, because it is equal to n+sod(n) for n = 568498 and 568507.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142133 + ... + 142136.

2⁵⁶⁸⁵³⁸ is an apocalyptic number.

568538 is a deficient number, since it is larger than the sum of its proper divisors (284272).

568538 is a wasteful number, since it uses less digits than its factorization.

568538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284271.

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

The square root of 568538 is about 754.0145887183. The cubic root of 568538 is about 82.8424941546.

The spelling of 568538 in words is "five hundred sixty-eight thousand, five hundred thirty-eight".