885257 has 2 divisors, whose sum is σ = 885258. Its totient is φ = 885256.

The previous prime is 885251. The next prime is 885263. The reversal of 885257 is 752588.

It is a balanced prime because it is at equal distance from previous prime (885251) and next prime (885263).

It can be written as a sum of positive squares in only one way, i.e., 866761 + 18496 = 931^2 + 136^2 .

It is a cyclic number.

It is not a de Polignac number, because 885257 - 2¹⁴ = 868873 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (885251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 442628 + 442629.

It is an arithmetic number, because the mean of its divisors is an integer number (442629).

2⁸⁸⁵²⁵⁷ is an apocalyptic number.

It is an amenable number.

885257 is a deficient number, since it is larger than the sum of its proper divisors (1).

885257 is an equidigital number, since it uses as much as digits as its factorization.

885257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22400, while the sum is 35.

The square root of 885257 is about 940.8809701551. The cubic root of 885257 is about 96.0188403416.

The spelling of 885257 in words is "eight hundred eighty-five thousand, two hundred fifty-seven".