575877985 has 4 divisors (see below), whose sum is σ = 691053588. Its totient is φ = 460702384.

The previous prime is 575877961. The next prime is 575877989. The reversal of 575877985 is 589778575.

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 346294881 + 229583104 = 18609^2 + 15152^2 .

It is a cyclic number.

It is not a de Polignac number, because 575877985 - 2⁷ = 575877857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (575877989) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 57587794 + ... + 57587803.

It is an arithmetic number, because the mean of its divisors is an integer number (172763397).

Almost surely, 2^575877985 is an apocalyptic number.

It is an amenable number.

575877985 is a deficient number, since it is larger than the sum of its proper divisors (115175603).

575877985 is a wasteful number, since it uses less digits than its factorization.

575877985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115175602.

The product of its digits is 24696000, while the sum is 61.

The square root of 575877985 is about 23997.4578862012. The cubic root of 575877985 is about 831.9747747414.

The spelling of 575877985 in words is "five hundred seventy-five million, eight hundred seventy-seven thousand, nine hundred eighty-five".