144012322 has 8 divisors (see below), whose sum is σ = 216076572. Its totient is φ = 71986800.

The previous prime is 144012301. The next prime is 144012331. The reversal of 144012322 is 223210441.

It can be written as a sum of positive squares in 2 ways, for example, as 142826401 + 1185921 = 11951^2 + 1089^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 144012322.

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, 2872 + ... + 17212.

Almost surely, 2^144012322 is an apocalyptic number.

144012322 is a deficient number, since it is larger than the sum of its proper divisors (72064250).

144012322 is a wasteful number, since it uses less digits than its factorization.

144012322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19364.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 144012322 is about 12000.5134056839. The cubic root of 144012322 is about 524.1632287744.

Adding to 144012322 its reverse (223210441), we get a palindrome (367222763).

The spelling of 144012322 in words is "one hundred forty-four million, twelve thousand, three hundred twenty-two".