144140024 has 32 divisors (see below), whose sum is σ = 309429120. Its totient is φ = 61662816.

The previous prime is 144139993. The next prime is 144140027. The reversal of 144140024 is 420041441.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 144139978 and 144140005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144140027) 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, 34007 + ... + 38009.

It is an arithmetic number, because the mean of its divisors is an integer number (9669660).

Almost surely, 2^144140024 is an apocalyptic number.

144140024 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

144140024 is an abundant number, since it is smaller than the sum of its proper divisors (165289096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144140024 is a wasteful number, since it uses less digits than its factorization.

144140024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4659 (or 4655 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 144140024 is about 12005.8329157123. The cubic root of 144140024 is about 524.3181157920.

Adding to 144140024 its reverse (420041441), we get a palindrome (564181465).

The spelling of 144140024 in words is "one hundred forty-four million, one hundred forty thousand, twenty-four".