575997985 has 4 divisors (see below), whose sum is σ = 691197588. Its totient is φ = 460798384.

The previous prime is 575997973. The next prime is 575998009. The reversal of 575997985 is 589799575.

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 289136016 + 286861969 = 17004^2 + 16937^2 .

It is a cyclic number.

It is not a de Polignac number, because 575997985 - 2²³ = 567609377 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57599794 + ... + 57599803.

It is an arithmetic number, because the mean of its divisors is an integer number (172799397).

Almost surely, 2^575997985 is an apocalyptic number.

It is an amenable number.

575997985 is a deficient number, since it is larger than the sum of its proper divisors (115199603).

575997985 is a wasteful number, since it uses less digits than its factorization.

575997985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115199602.

The product of its digits is 35721000, while the sum is 64.

The square root of 575997985 is about 23999.9580207966. The cubic root of 575997985 is about 832.0325589953.

The spelling of 575997985 in words is "five hundred seventy-five million, nine hundred ninety-seven thousand, nine hundred eighty-five".