575261728 has 12 divisors (see below), whose sum is σ = 1132546590. Its totient is φ = 287630848.

The previous prime is 575261723. The next prime is 575261737. The reversal of 575261728 is 827162575.

It can be written as a sum of positive squares in only one way, i.e., 472279824 + 102981904 = 21732^2 + 10148^2 .

It is not an unprimeable number, because it can be changed into a prime (575261723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8988433 + ... + 8988496.

Almost surely, 2^575261728 is an apocalyptic number.

It is an amenable number.

575261728 is a deficient number, since it is larger than the sum of its proper divisors (557284862).

575261728 is a wasteful number, since it uses less digits than its factorization.

575261728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17976939 (or 17976931 counting only the distinct ones).

The product of its digits is 235200, while the sum is 43.

The square root of 575261728 is about 23984.6144017368. The cubic root of 575261728 is about 831.6778986162.

The spelling of 575261728 in words is "five hundred seventy-five million, two hundred sixty-one thousand, seven hundred twenty-eight".