8342 has 8 divisors (see below), whose sum is σ = 12936. Its totient is φ = 4032.

The previous prime is 8329. The next prime is 8353. The reversal of 8342 is 2438.

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

It is a plaindrome in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 8342.

It is a congruent number.

It is an unprimeable number.

8342 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 3 ways as a sum of consecutive naturals, for example, 38 + ... + 134.

It is an arithmetic number, because the mean of its divisors is an integer number (1617).

2⁸³⁴² is an apocalyptic number.

8342 is a deficient number, since it is larger than the sum of its proper divisors (4594).

8342 is a wasteful number, since it uses less digits than its factorization.

8342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142.

The product of its digits is 192, while the sum is 17.

The square root of 8342 is about 91.3345498702. The cubic root of 8342 is about 20.2810325391.

It can be divided in two parts, 83 and 42, that multiplied together give a triangular number (3486 = T₈₃).

The spelling of 8342 in words is "eight thousand, three hundred forty-two".