885217 has 2 divisors, whose sum is σ = 885218. Its totient is φ = 885216.

The previous prime is 885187. The next prime is 885223. The reversal of 885217 is 712588.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 576081 + 309136 = 759^2 + 556^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-885217 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (885257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 442608 + 442609.

It is an arithmetic number, because the mean of its divisors is an integer number (442609).

2⁸⁸⁵²¹⁷ is an apocalyptic number.

It is an amenable number.

885217 is a deficient number, since it is larger than the sum of its proper divisors (1).

885217 is an equidigital number, since it uses as much as digits as its factorization.

885217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4480, while the sum is 31.

The square root of 885217 is about 940.8597132410. The cubic root of 885217 is about 96.0173941283.

The spelling of 885217 in words is "eight hundred eighty-five thousand, two hundred seventeen".