144304312 has 16 divisors (see below), whose sum is σ = 270698400. Its totient is φ = 72118080.

The previous prime is 144304309. The next prime is 144304331. The reversal of 144304312 is 213403441.

It is a congruent number.

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, 29137 + ... + 33727.

It is an arithmetic number, because the mean of its divisors is an integer number (16918650).

Almost surely, 2^144304312 is an apocalyptic number.

It is an amenable number.

144304312 is a deficient number, since it is larger than the sum of its proper divisors (126394088).

144304312 is a wasteful number, since it uses less digits than its factorization.

144304312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8526 (or 8522 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 144304312 is about 12012.6729748212. The cubic root of 144304312 is about 524.5172426927.

Adding to 144304312 its reverse (213403441), we get a palindrome (357707753).

The spelling of 144304312 in words is "one hundred forty-four million, three hundred four thousand, three hundred twelve".