144619426 has 8 divisors (see below), whose sum is σ = 247919040. Its totient is φ = 61979748.

The previous prime is 144619417. The next prime is 144619427. The reversal of 144619426 is 624916441.

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

It is not an unprimeable number, because it can be changed into a prime (144619427) 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, 5164966 + ... + 5164993.

It is an arithmetic number, because the mean of its divisors is an integer number (30989880).

Almost surely, 2^144619426 is an apocalyptic number.

144619426 is a deficient number, since it is larger than the sum of its proper divisors (103299614).

144619426 is a wasteful number, since it uses less digits than its factorization.

144619426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10329968.

The product of its digits is 41472, while the sum is 37.

The square root of 144619426 is about 12025.7817209527. The cubic root of 144619426 is about 524.8987571968.

The spelling of 144619426 in words is "one hundred forty-four million, six hundred nineteen thousand, four hundred twenty-six".