108342 has 24 divisors (see below), whose sum is σ = 253344. Its totient is φ = 33264.

The previous prime is 108301. The next prime is 108343. The reversal of 108342 is 243801.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108343) by changing a digit.

108342 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3 + ... + 465.

It is an arithmetic number, because the mean of its divisors is an integer number (10556).

2¹⁰⁸³⁴² is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 108342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126672).

108342 is an abundant number, since it is smaller than the sum of its proper divisors (145002).

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

108342 is a wasteful number, since it uses less digits than its factorization.

108342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484 (or 481 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 108342 is about 329.1534596507. The cubic root of 108342 is about 47.6722462918.

The spelling of 108342 in words is "one hundred eight thousand, three hundred forty-two".