557017 has 2 divisors, whose sum is σ = 557018. Its totient is φ = 557016.

The previous prime is 556999. The next prime is 557021. The reversal of 557017 is 710755.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 553536 + 3481 = 744^2 + 59^2 .

It is a cyclic number.

It is not a de Polignac number, because 557017 - 2¹¹ = 554969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 556982 and 557000.

It is not a weakly prime, because it can be changed into another prime (557027) 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 as a sum of consecutive naturals, namely, 278508 + 278509.

It is an arithmetic number, because the mean of its divisors is an integer number (278509).

2⁵⁵⁷⁰¹⁷ is an apocalyptic number.

It is an amenable number.

557017 is a deficient number, since it is larger than the sum of its proper divisors (1).

557017 is an equidigital number, since it uses as much as digits as its factorization.

557017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1225, while the sum is 25.

The square root of 557017 is about 746.3357153453. The cubic root of 557017 is about 82.2790906666.

The spelling of 557017 in words is "five hundred fifty-seven thousand, seventeen".