575766 has 24 divisors (see below), whose sum is σ = 1291680. Its totient is φ = 185136.

The previous prime is 575753. The next prime is 575777. The reversal of 575766 is 667575.

It is a self number, because there is not a number n which added to its sum of digits gives 575766.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30 + ... + 1073.

It is an arithmetic number, because the mean of its divisors is an integer number (53820).

2⁵⁷⁵⁷⁶⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 575766, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (645840).

575766 is an abundant number, since it is smaller than the sum of its proper divisors (715914).

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

575766 is a wasteful number, since it uses less digits than its factorization.

575766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140 (or 1137 counting only the distinct ones).

The product of its digits is 44100, while the sum is 36.

The square root of 575766 is about 758.7924617443. The cubic root of 575766 is about 83.1920842753.

Subtracting 575766 from its reverse (667575), we obtain a square (91809 = 303²).

The spelling of 575766 in words is "five hundred seventy-five thousand, seven hundred sixty-six".