170136 has 48 divisors (see below), whose sum is σ = 491400. Its totient is φ = 52992.

The previous prime is 170123. The next prime is 170141. The reversal of 170136 is 631071.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 1155 + ... + 1293.

2¹⁷⁰¹³⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 170136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245700).

170136 is an abundant number, since it is smaller than the sum of its proper divisors (321264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

170136 is a wasteful number, since it uses less digits than its factorization.

170136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168 (or 161 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 18.

The square root of 170136 is about 412.4754538151. The cubic root of 170136 is about 55.4113510520.

The spelling of 170136 in words is "one hundred seventy thousand, one hundred thirty-six".