565057 has 2 divisors, whose sum is σ = 565058. Its totient is φ = 565056.

The previous prime is 565049. The next prime is 565069. The reversal of 565057 is 750565.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 505521 + 59536 = 711^2 + 244^2 .

It is a cyclic number.

It is not a de Polignac number, because 565057 - 2³ = 565049 is a prime.

It is not a weakly prime, because it can be changed into another prime (566057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282528 + 282529.

It is an arithmetic number, because the mean of its divisors is an integer number (282529).

2⁵⁶⁵⁰⁵⁷ is an apocalyptic number.

It is an amenable number.

565057 is a deficient number, since it is larger than the sum of its proper divisors (1).

565057 is an equidigital number, since it uses as much as digits as its factorization.

565057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5250, while the sum is 28.

The square root of 565057 is about 751.7027337984. The cubic root of 565057 is about 82.6730740640.

The spelling of 565057 in words is "five hundred sixty-five thousand, fifty-seven".