342534 has 8 divisors (see below), whose sum is σ = 685080. Its totient is φ = 114176.

The previous prime is 342527. The next prime is 342547. The reversal of 342534 is 435243.

It is a happy number.

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

342534 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 342534.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 342534.

It is an unprimeable number.

342534 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, 28539 + ... + 28550.

It is an arithmetic number, because the mean of its divisors is an integer number (85635).

2³⁴²⁵³⁴ is an apocalyptic number.

342534 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.

342534 is a wasteful number, since it uses less digits than its factorization.

342534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57094.

The product of its digits is 1440, while the sum is 21.

The square root of 342534 is about 585.2640429755. The cubic root of 342534 is about 69.9682849527.

Adding to 342534 its reverse (435243), we get a palindrome (777777).

The spelling of 342534 in words is "three hundred forty-two thousand, five hundred thirty-four".