144942 has 48 divisors (see below), whose sum is σ = 369360. Its totient is φ = 37632.
The previous prime is 144941. The next prime is 144961. The reversal of 144942 is 249441.
144942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a nialpdrome in base 11.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144941) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4984 + ... + 5012.
It is an arithmetic number, because the mean of its divisors is an integer number (7695).
2144942 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 144942, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184680).
144942 is an abundant number, since it is smaller than the sum of its proper divisors (224418).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144942 is a wasteful number, since it uses less digits than its factorization.
144942 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65 (or 58 counting only the distinct ones).
The product of its digits is 1152, while the sum is 24.
The square root of 144942 is about 380.7124899448. The cubic root of 144942 is about 52.5288730069.
The spelling of 144942 in words is "one hundred forty-four thousand, nine hundred forty-two".
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