166834 has 4 divisors (see below), whose sum is σ = 250254. Its totient is φ = 83416.

The previous prime is 166823. The next prime is 166841. The reversal of 166834 is 438661.

166834 = T₃₃₂ + T₃₃₃ + T₃₃₄.

166834 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 164025 + 2809 = 405^2 + 53^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41707 + ... + 41710.

2¹⁶⁶⁸³⁴ is an apocalyptic number.

166834 is the 334-th centered triangular number.

166834 is a deficient number, since it is larger than the sum of its proper divisors (83420).

166834 is an equidigital number, since it uses as much as digits as its factorization.

166834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83419.

The product of its digits is 3456, while the sum is 28.

The square root of 166834 is about 408.4531796914. The cubic root of 166834 is about 55.0505320711.

It can be divided in two parts, 166 and 834, that added together give a cube (1000 = 10³).

The spelling of 166834 in words is "one hundred sixty-six thousand, eight hundred thirty-four".