570664 has 8 divisors (see below), whose sum is σ = 1070010. Its totient is φ = 285328.

The previous prime is 570659. The next prime is 570667. The reversal of 570664 is 466075.

It can be written as a sum of positive squares in only one way, i.e., 504100 + 66564 = 710^2 + 258^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (570667) by changing a digit.

570664 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 as a sum of consecutive naturals, namely, 35659 + ... + 35674.

2⁵⁷⁰⁶⁶⁴ is an apocalyptic number.

It is an amenable number.

570664 is a deficient number, since it is larger than the sum of its proper divisors (499346).

570664 is a wasteful number, since it uses less digits than its factorization.

570664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71339 (or 71335 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 570664 is about 755.4230602781. The cubic root of 570664 is about 82.9456265544.

The spelling of 570664 in words is "five hundred seventy thousand, six hundred sixty-four".