144339 has 8 divisors (see below), whose sum is σ = 207312. Its totient is φ = 88800.

The previous prime is 144323. The next prime is 144341. The reversal of 144339 is 933441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 144339 - 2⁴ = 144323 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 144339.

It is not an unprimeable number, because it can be changed into a prime (144349) 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, 1812 + ... + 1889.

It is an arithmetic number, because the mean of its divisors is an integer number (25914).

2¹⁴⁴³³⁹ is an apocalyptic number.

144339 is a deficient number, since it is larger than the sum of its proper divisors (62973).

144339 is a wasteful number, since it uses less digits than its factorization.

144339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3717.

The product of its digits is 1296, while the sum is 24.

The square root of 144339 is about 379.9197283638. The cubic root of 144339 is about 52.4559267301.

The spelling of 144339 in words is "one hundred forty-four thousand, three hundred thirty-nine".