144224313 has 16 divisors (see below), whose sum is σ = 196124352. Its totient is φ = 94248000.

The previous prime is 144224299. The next prime is 144224317. The reversal of 144224313 is 313422441.

It is a de Polignac number, because none of the positive numbers 2^k-144224313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144224317) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 59383 + ... + 61763.

It is an arithmetic number, because the mean of its divisors is an integer number (12257772).

Almost surely, 2^144224313 is an apocalyptic number.

It is an amenable number.

144224313 is a deficient number, since it is larger than the sum of its proper divisors (51900039).

144224313 is a wasteful number, since it uses less digits than its factorization.

144224313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2776.

The product of its digits is 2304, while the sum is 24.

The square root of 144224313 is about 12009.3427380519. The cubic root of 144224313 is about 524.4202980004.

Adding to 144224313 its reverse (313422441), we get a palindrome (457646754).

The spelling of 144224313 in words is "one hundred forty-four million, two hundred twenty-four thousand, three hundred thirteen".