170897 has 8 divisors (see below), whose sum is σ = 181440. Its totient is φ = 160720.

The previous prime is 170887. The next prime is 170899. The reversal of 170897 is 798071.

170897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 170897 - 2⁴ = 170881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (170899) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2018 + ... + 2100.

It is an arithmetic number, because the mean of its divisors is an integer number (22680).

2¹⁷⁰⁸⁹⁷ is an apocalyptic number.

It is an amenable number.

170897 is a deficient number, since it is larger than the sum of its proper divisors (10543).

170897 is an equidigital number, since it uses as much as digits as its factorization.

170897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183.

The product of its (nonzero) digits is 3528, while the sum is 32.

The square root of 170897 is about 413.3969037136. The cubic root of 170897 is about 55.4938445139.

The spelling of 170897 in words is "one hundred seventy thousand, eight hundred ninety-seven".