144008 has 16 divisors (see below), whose sum is σ = 276480. Its totient is φ = 70288.

The previous prime is 143999. The next prime is 144013. The reversal of 144008 is 800441.

It is a happy number.

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, 185 + ... + 567.

It is an arithmetic number, because the mean of its divisors is an integer number (17280).

2¹⁴⁴⁰⁰⁸ is an apocalyptic number.

It is an amenable number.

144008 is a deficient number, since it is larger than the sum of its proper divisors (132472).

144008 is a wasteful number, since it uses less digits than its factorization.

144008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436 (or 432 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 144008 is about 379.4838599993. The cubic root of 144008 is about 52.4157985112.

Adding to 144008 its reverse (800441), we get a palindrome (944449).

The spelling of 144008 in words is "one hundred forty-four thousand, eight".