543342 has 16 divisors (see below), whose sum is σ = 1096272. Its totient is φ = 179520.
The previous prime is 543341. The next prime is 543349. The reversal of 543342 is 243345.
It is a happy number.
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (543341) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 492 + ... + 1152.
It is an arithmetic number, because the mean of its divisors is an integer number (68517).
2543342 is an apocalyptic number.
543342 is an abundant number, since it is smaller than the sum of its proper divisors (552930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
543342 is a wasteful number, since it uses less digits than its factorization.
543342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 803.
The product of its digits is 1440, while the sum is 21.
The square root of 543342 is about 737.1173583630. The cubic root of 543342 is about 81.6001754129.
Adding to 543342 its reverse (243345), we get a palindrome (786687).
The spelling of 543342 in words is "five hundred forty-three thousand, three hundred forty-two".
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