557567 has 2 divisors, whose sum is σ = 557568. Its totient is φ = 557566.

The previous prime is 557551. The next prime is 557573. The reversal of 557567 is 765755.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 557567 - 2⁴ = 557551 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (557537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278783 + 278784.

It is an arithmetic number, because the mean of its divisors is an integer number (278784).

2⁵⁵⁷⁵⁶⁷ is an apocalyptic number.

557567 is a deficient number, since it is larger than the sum of its proper divisors (1).

557567 is an equidigital number, since it uses as much as digits as its factorization.

557567 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36750, while the sum is 35.

The square root of 557567 is about 746.7040913240. The cubic root of 557567 is about 82.3061626193.

The spelling of 557567 in words is "five hundred fifty-seven thousand, five hundred sixty-seven".