144500422 has 8 divisors (see below), whose sum is σ = 236455272. Its totient is φ = 65682000.

The previous prime is 144500387. The next prime is 144500423. The reversal of 144500422 is 224005441.

It is a happy number.

144500422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 6568201 = 144500422 / (1 + 4 + 4 + 5 + 0 + 0 + 4 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 144500393 and 144500402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144500423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3284079 + ... + 3284122.

It is an arithmetic number, because the mean of its divisors is an integer number (29556909).

Almost surely, 2^144500422 is an apocalyptic number.

144500422 is a deficient number, since it is larger than the sum of its proper divisors (91954850).

144500422 is a wasteful number, since it uses less digits than its factorization.

144500422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6568214.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 144500422 is about 12020.8328330445. The cubic root of 144500422 is about 524.7547419817.

Adding to 144500422 its reverse (224005441), we get a palindrome (368505863).

The spelling of 144500422 in words is "one hundred forty-four million, five hundred thousand, four hundred twenty-two".