144545224 has 16 divisors (see below), whose sum is σ = 271505520. Its totient is φ = 72143760.

The previous prime is 144545209. The next prime is 144545239. The reversal of 144545224 is 422545441.

It is an interprime number because it is at equal distance from previous prime (144545209) and next prime (144545239).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11254 + ... + 20389.

It is an arithmetic number, because the mean of its divisors is an integer number (16969095).

Almost surely, 2^144545224 is an apocalyptic number.

It is an amenable number.

144545224 is a deficient number, since it is larger than the sum of its proper divisors (126960296).

144545224 is a wasteful number, since it uses less digits than its factorization.

144545224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32220 (or 32216 counting only the distinct ones).

The product of its digits is 25600, while the sum is 31.

The square root of 144545224 is about 12022.6962034312. The cubic root of 144545224 is about 524.8089693496.

The spelling of 144545224 in words is "one hundred forty-four million, five hundred forty-five thousand, two hundred twenty-four".