166152 has 64 divisors (see below), whose sum is σ = 506880. Its totient is φ = 44352.

The previous prime is 166151. The next prime is 166157. The reversal of 166152 is 251661.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (166151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3843 + ... + 3885.

It is an arithmetic number, because the mean of its divisors is an integer number (7920).

2¹⁶⁶¹⁵² is an apocalyptic number.

166152 is a gapful number since it is divisible by the number (12) 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 166152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (253440).

166152 is an abundant number, since it is smaller than the sum of its proper divisors (340728).

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

166152 is a wasteful number, since it uses less digits than its factorization.

166152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82 (or 78 counting only the distinct ones).

The product of its digits is 360, while the sum is 21.

The square root of 166152 is about 407.6174677317. The cubic root of 166152 is about 54.9754160103.

The spelling of 166152 in words is "one hundred sixty-six thousand, one hundred fifty-two".