54342 has 12 divisors (see below), whose sum is σ = 117780. Its totient is φ = 18108.
The previous prime is 54331. The next prime is 54347. The reversal of 54342 is 24345.
It is a happy number.
It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 3019 = 54342 / (5 + 4 + 3 + 4 + 2).
It is a plaindrome in base 15.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54347) by changing a digit.
54342 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 (7) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1492 + ... + 1527.
It is an arithmetic number, because the mean of its divisors is an integer number (9815).
254342 is an apocalyptic number.
54342 is an abundant number, since it is smaller than the sum of its proper divisors (63438).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54342 is a wasteful number, since it uses less digits than its factorization.
54342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3027 (or 3024 counting only the distinct ones).
The product of its digits is 480, while the sum is 18.
The square root of 54342 is about 233.1137061607. The cubic root of 54342 is about 37.8772586308.
Adding to 54342 its reverse (24345), we get a palindrome (78687).
It can be divided in two parts, 543 and 42, that added together give a palindrome (585).
The spelling of 54342 in words is "fifty-four thousand, three hundred forty-two".
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