144612422 has 8 divisors (see below), whose sum is σ = 220595400. Its totient is φ = 71080624.

The previous prime is 144612389. The next prime is 144612443. The reversal of 144612422 is 224216441.

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

It is a junction number, because it is equal to n+sod(n) for n = 144612391 and 144612400.

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, 612647 + ... + 612882.

It is an arithmetic number, because the mean of its divisors is an integer number (27574425).

Almost surely, 2^144612422 is an apocalyptic number.

144612422 is a deficient number, since it is larger than the sum of its proper divisors (75982978).

144612422 is a wasteful number, since it uses less digits than its factorization.

144612422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1225590.

The product of its digits is 3072, while the sum is 26.

The square root of 144612422 is about 12025.4905097464. The cubic root of 144612422 is about 524.8902833462.

Adding to 144612422 its reverse (224216441), we get a palindrome (368828863).

The spelling of 144612422 in words is "one hundred forty-four million, six hundred twelve thousand, four hundred twenty-two".