575435665 has 20 divisors (see below), whose sum is σ = 805578804. Its totient is φ = 394576224.

The previous prime is 575435659. The next prime is 575435677. The reversal of 575435665 is 566534575.

It can be written as a sum of positive squares in 2 ways, for example, as 252047376 + 323388289 = 15876^2 + 17983^2 .

It is not a de Polignac number, because 575435665 - 2¹⁹ = 574911377 is a prime.

It is a super-2 number, since 2×575435665² = 662252409107984450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11962 + ... + 35971.

Almost surely, 2^575435665 is an apocalyptic number.

It is an amenable number.

575435665 is a deficient number, since it is larger than the sum of its proper divisors (230143139).

575435665 is an frugal number, since it uses more digits than its factorization.

575435665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47966 (or 47945 counting only the distinct ones).

The product of its digits is 1890000, while the sum is 46.

The square root of 575435665 is about 23988.2401397018. The cubic root of 575435665 is about 831.7617126289.

The spelling of 575435665 in words is "five hundred seventy-five million, four hundred thirty-five thousand, six hundred sixty-five".