567728 has 40 divisors (see below), whose sum is σ = 1300512. Its totient is φ = 235008.

The previous prime is 567719. The next prime is 567737. The reversal of 567728 is 827765.

It is an interprime number because it is at equal distance from previous prime (567719) and next prime (567737).

It is a plaindrome in base 12.

It is a congruent number.

It is an unprimeable number.

567728 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4076 + ... + 4212.

2⁵⁶⁷⁷²⁸ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 567728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (650256).

567728 is an abundant number, since it is smaller than the sum of its proper divisors (732784).

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

567728 is a wasteful number, since it uses less digits than its factorization.

567728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189 (or 183 counting only the distinct ones).

The product of its digits is 23520, while the sum is 35.

The square root of 567728 is about 753.4772723845. The cubic root of 567728 is about 82.8031333657.

The spelling of 567728 in words is "five hundred sixty-seven thousand, seven hundred twenty-eight".