575840257 has 2 divisors, whose sum is σ = 575840258. Its totient is φ = 575840256.

The previous prime is 575840233. The next prime is 575840261. The reversal of 575840257 is 752048575.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 554319936 + 21520321 = 23544^2 + 4639^2 .

It is a cyclic number.

It is not a de Polignac number, because 575840257 - 2⁷ = 575840129 is a prime.

It is not a weakly prime, because it can be changed into another prime (575840227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 287920128 + 287920129.

It is an arithmetic number, because the mean of its divisors is an integer number (287920129).

Almost surely, 2^575840257 is an apocalyptic number.

It is an amenable number.

575840257 is a deficient number, since it is larger than the sum of its proper divisors (1).

575840257 is an equidigital number, since it uses as much as digits as its factorization.

575840257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 392000, while the sum is 43.

The square root of 575840257 is about 23996.6717900629. The cubic root of 575840257 is about 831.9566057133.

The spelling of 575840257 in words is "five hundred seventy-five million, eight hundred forty thousand, two hundred fifty-seven".