144140608 has 28 divisors (see below), whose sum is σ = 286550100. Its totient is φ = 71939072.

The previous prime is 144140597. The next prime is 144140627. The reversal of 144140608 is 806041441.

It can be written as a sum of positive squares in 2 ways, for example, as 11614464 + 132526144 = 3408^2 + 11512^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40068 + ... + 43516.

Almost surely, 2^144140608 is an apocalyptic number.

It is an amenable number.

144140608 is a deficient number, since it is larger than the sum of its proper divisors (142409492).

144140608 is an equidigital number, since it uses as much as digits as its factorization.

144140608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4114 (or 4104 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 144140608 is about 12005.8572371988. The cubic root of 144140608 is about 524.3188239029.

The spelling of 144140608 in words is "one hundred forty-four million, one hundred forty thousand, six hundred eight".