575385329 has 4 divisors (see below), whose sum is σ = 575518884. Its totient is φ = 575251776.

The previous prime is 575385313. The next prime is 575385359. The reversal of 575385329 is 923583575.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 288150625 + 287234704 = 16975^2 + 16948^2 .

It is a cyclic number.

It is not a de Polignac number, because 575385329 - 2⁴ = 575385313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (575385359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60092 + ... + 69005.

It is an arithmetic number, because the mean of its divisors is an integer number (143879721).

Almost surely, 2^575385329 is an apocalyptic number.

It is an amenable number.

575385329 is a deficient number, since it is larger than the sum of its proper divisors (133555).

575385329 is a wasteful number, since it uses less digits than its factorization.

575385329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133554.

The product of its digits is 1134000, while the sum is 47.

The square root of 575385329 is about 23987.1909359975. The cubic root of 575385329 is about 831.7374592496.

The spelling of 575385329 in words is "five hundred seventy-five million, three hundred eighty-five thousand, three hundred twenty-nine".