166260 has 48 divisors (see below), whose sum is σ = 495936. Its totient is φ = 41472.

The previous prime is 166259. The next prime is 166273. The reversal of 166260 is 62661.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 939 + ... + 1101.

It is an arithmetic number, because the mean of its divisors is an integer number (10332).

2¹⁶⁶²⁶⁰ is an apocalyptic number.

166260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 166260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247968).

166260 is an abundant number, since it is smaller than the sum of its proper divisors (329676).

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

166260 is a wasteful number, since it uses less digits than its factorization.

166260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192 (or 190 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 166260 is about 407.7499233599. The cubic root of 166260 is about 54.9873249029.

The spelling of 166260 in words is "one hundred sixty-six thousand, two hundred sixty".