342342 has 96 divisors (see below), whose sum is σ = 1048320. Its totient is φ = 77760.

The previous prime is 342341. The next prime is 342343. The reversal of 342342 is 243243.

It is an interprime number because it is at equal distance from previous prime (342341) and next prime (342343).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342341) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18009 + ... + 18027.

It is an arithmetic number, because the mean of its divisors is an integer number (10920).

2³⁴²³⁴² is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (524160).

342342 is an abundant number, since it is smaller than the sum of its proper divisors (705978).

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

342342 is a wasteful number, since it uses less digits than its factorization.

342342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58 (or 55 counting only the distinct ones).

The product of its digits is 576, while the sum is 18.

The square root of 342342 is about 585.0999914545. The cubic root of 342342 is about 69.9552094414.

Adding to 342342 its reverse (243243), we get a palindrome (585585).

Subtracting from 342342 its reverse (243243), we obtain a palindrome (99099).

The spelling of 342342 in words is "three hundred forty-two thousand, three hundred forty-two", and thus it is an iban number.