84342 has 8 divisors (see below), whose sum is σ = 168696. Its totient is φ = 28112.

The previous prime is 84319. The next prime is 84347. The reversal of 84342 is 24348.

It is a happy number.

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

84342 is an admirable number.

It is a super-2 number, since 2×84342² = 14227145928, which contains 22 as substring.

It is a plaindrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84347) by changing a digit.

84342 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 3 ways as a sum of consecutive naturals, for example, 7023 + ... + 7034.

It is an arithmetic number, because the mean of its divisors is an integer number (21087).

2⁸⁴³⁴² is an apocalyptic number.

84342 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.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84348).

84342 is a wasteful number, since it uses less digits than its factorization.

84342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14062.

The product of its digits is 768, while the sum is 21.

The square root of 84342 is about 290.4169416546. The cubic root of 84342 is about 43.8545472484.

The spelling of 84342 in words is "eighty-four thousand, three hundred forty-two".