575669 has 2 divisors, whose sum is σ = 575670. Its totient is φ = 575668.

The previous prime is 575651. The next prime is 575677. The reversal of 575669 is 966575.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 289444 + 286225 = 538^2 + 535^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-575669 is a prime.

It is a super-2 number, since 2×575669² = 662789595122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (575689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 287834 + 287835.

It is an arithmetic number, because the mean of its divisors is an integer number (287835).

2⁵⁷⁵⁶⁶⁹ is an apocalyptic number.

It is an amenable number.

575669 is a deficient number, since it is larger than the sum of its proper divisors (1).

575669 is an equidigital number, since it uses as much as digits as its factorization.

575669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56700, while the sum is 38.

The square root of 575669 is about 758.7285417065. The cubic root of 575669 is about 83.1874121889.

It can be divided in two parts, 57566 and 9, that added together give a palindrome (57575).

The spelling of 575669 in words is "five hundred seventy-five thousand, six hundred sixty-nine".