170255 has 8 divisors (see below), whose sum is σ = 216432. Its totient is φ = 128128.

The previous prime is 170249. The next prime is 170263. The reversal of 170255 is 552071.

170255 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 170255 - 2⁴ = 170239 is a prime.

It is a Duffinian number.

170255 is a modest number, since divided by 255 gives 170 as remainder.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 170255.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 917 + ... + 1086.

It is an arithmetic number, because the mean of its divisors is an integer number (27054).

2¹⁷⁰²⁵⁵ is an apocalyptic number.

170255 is a deficient number, since it is larger than the sum of its proper divisors (46177).

170255 is a wasteful number, since it uses less digits than its factorization.

170255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2025.

The product of its (nonzero) digits is 350, while the sum is 20.

The square root of 170255 is about 412.6196796082. The cubic root of 170255 is about 55.4242670212.

The spelling of 170255 in words is "one hundred seventy thousand, two hundred fifty-five".