168146 has 8 divisors (see below), whose sum is σ = 275184. Its totient is φ = 76420.

The previous prime is 168143. The next prime is 168151. The reversal of 168146 is 641861.

168146 = T₈₄ + T₈₅ + ... + T₁₁₆.

168146 = 39² + 40² + ... + 82².

It is a sphenic number, since it is the product of 3 distinct primes.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 168146.

It is not an unprimeable number, because it can be changed into a prime (168143) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3800 + ... + 3843.

It is an arithmetic number, because the mean of its divisors is an integer number (34398).

2¹⁶⁸¹⁴⁶ is an apocalyptic number.

168146 is a deficient number, since it is larger than the sum of its proper divisors (107038).

168146 is a wasteful number, since it uses less digits than its factorization.

168146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7656.

The product of its digits is 1152, while the sum is 26.

The square root of 168146 is about 410.0560937238. The cubic root of 168146 is about 55.1944631427.

The spelling of 168146 in words is "one hundred sixty-eight thousand, one hundred forty-six".