144138382 has 8 divisors (see below), whose sum is σ = 216675936. Its totient is φ = 71913072.

The previous prime is 144138377. The next prime is 144138433. The reversal of 144138382 is 283831441.

144138382 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76903 + ... + 78754.

It is an arithmetic number, because the mean of its divisors is an integer number (27084492).

Almost surely, 2^144138382 is an apocalyptic number.

144138382 is a deficient number, since it is larger than the sum of its proper divisors (72537554).

144138382 is a wasteful number, since it uses less digits than its factorization.

144138382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156122.

The product of its digits is 18432, while the sum is 34.

The square root of 144138382 is about 12005.7645320904. The cubic root of 144138382 is about 524.3161248261.

The spelling of 144138382 in words is "one hundred forty-four million, one hundred thirty-eight thousand, three hundred eighty-two".