575531 has 4 divisors (see below), whose sum is σ = 627864. Its totient is φ = 523200.

The previous prime is 575513. The next prime is 575551. The reversal of 575531 is 135575.

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

It is a cyclic number.

It is not a de Polignac number, because 575531 - 2¹⁰ = 574507 is a prime.

It is a super-2 number, since 2×575531² = 662471863922, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 575531.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 575531.

It is not an unprimeable number, because it can be changed into a prime (575551) 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, 26150 + ... + 26171.

It is an arithmetic number, because the mean of its divisors is an integer number (156966).

2⁵⁷⁵⁵³¹ is an apocalyptic number.

575531 is a deficient number, since it is larger than the sum of its proper divisors (52333).

575531 is a wasteful number, since it uses less digits than its factorization.

575531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52332.

The product of its digits is 2625, while the sum is 26.

The square root of 575531 is about 758.6375946392. The cubic root of 575531 is about 83.1807643987.

The spelling of 575531 in words is "five hundred seventy-five thousand, five hundred thirty-one".