168342 has 8 divisors (see below), whose sum is σ = 336696. Its totient is φ = 56112.

The previous prime is 168331. The next prime is 168347. The reversal of 168342 is 243861.

It is a happy number.

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

168342 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14023 + ... + 14034.

It is an arithmetic number, because the mean of its divisors is an integer number (42087).

2¹⁶⁸³⁴² is an apocalyptic number.

168342 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

168342 is a wasteful number, since it uses less digits than its factorization.

168342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28062.

The product of its digits is 1152, while the sum is 24.

The square root of 168342 is about 410.2950158118. The cubic root of 168342 is about 55.2159006913.

It can be divided in two parts, 16834 and 2, that added together give a triangular number (16836 = T₁₈₃).

The spelling of 168342 in words is "one hundred sixty-eight thousand, three hundred forty-two".