166852 has 24 divisors (see below), whose sum is σ = 342720. Its totient is φ = 69600.

The previous prime is 166849. The next prime is 166853. The reversal of 166852 is 258661.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 166852.

It is not an unprimeable number, because it can be changed into a prime (166853) 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, 1602 + ... + 1702.

It is an arithmetic number, because the mean of its divisors is an integer number (14280).

2¹⁶⁶⁸⁵² is an apocalyptic number.

It is an amenable number.

166852 is an abundant number, since it is smaller than the sum of its proper divisors (175868).

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

166852 is a wasteful number, since it uses less digits than its factorization.

166852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171 (or 169 counting only the distinct ones).

The product of its digits is 2880, while the sum is 28.

The square root of 166852 is about 408.4752134463. The cubic root of 166852 is about 55.0525118313.

Subtracting 166852 from its reverse (258661), we obtain a square (91809 = 303²).

It can be divided in two parts, 1668 and 52, that multiplied together give a triangular number (86736 = T₄₁₆).

The spelling of 166852 in words is "one hundred sixty-six thousand, eight hundred fifty-two".