144452 has 36 divisors (see below), whose sum is σ = 325584. Its totient is φ = 55440.
The previous prime is 144451. The next prime is 144461. The reversal of 144452 is 254441.
It is a plaindrome in base 16.
It is not an unprimeable number, because it can be changed into a prime (144451) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2123 + ... + 2189.
It is an arithmetic number, because the mean of its divisors is an integer number (9044).
2144452 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 144452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162792).
144452 is an abundant number, since it is smaller than the sum of its proper divisors (181132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144452 is a wasteful number, since it uses less digits than its factorization.
144452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96 (or 87 counting only the distinct ones).
The product of its digits is 640, while the sum is 20.
The square root of 144452 is about 380.0684148940. The cubic root of 144452 is about 52.4696120439.
Adding to 144452 its reverse (254441), we get a palindrome (398893).
The spelling of 144452 in words is "one hundred forty-four thousand, four hundred fifty-two".
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