144546 has 8 divisors (see below), whose sum is σ = 289104. Its totient is φ = 48180.
The previous prime is 144541. The next prime is 144563. The reversal of 144546 is 645441.
144546 is nontrivially palindromic in base 5.
It is a sphenic number, since it is the product of 3 distinct primes.
144546 is an admirable number.
It is a super-2 number, since 2×1445462 = 41787092232, which contains 22 as substring.
It is a nialpdrome in base 11.
It is a zygodrome in base 11.
It is not an unprimeable number, because it can be changed into a prime (144541) by changing a digit.
144546 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 3 ways as a sum of consecutive naturals, for example, 12040 + ... + 12051.
It is an arithmetic number, because the mean of its divisors is an integer number (36138).
2144546 is an apocalyptic number.
144546 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.
144546 is a wasteful number, since it uses less digits than its factorization.
144546 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24096.
The product of its digits is 1920, while the sum is 24.
The square root of 144546 is about 380.1920567292. The cubic root of 144546 is about 52.4809908504.
Adding to 144546 its reverse (645441), we get a palindrome (789987).
It can be divided in two parts, 14 and 4546, that added together give a triangular number (4560 = T95).
The spelling of 144546 in words is "one hundred forty-four thousand, five hundred forty-six".
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