144333242 has 8 divisors (see below), whose sum is σ = 218643732. Its totient is φ = 71452000.

The previous prime is 144333239. The next prime is 144333289. The reversal of 144333242 is 242333441.

144333242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 106523041 + 37810201 = 10321^2 + 6149^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 357059 + ... + 357462.

Almost surely, 2^144333242 is an apocalyptic number.

144333242 is a deficient number, since it is larger than the sum of its proper divisors (74310490).

144333242 is a wasteful number, since it uses less digits than its factorization.

144333242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714624.

The product of its digits is 6912, while the sum is 26.

The square root of 144333242 is about 12013.8770594675. The cubic root of 144333242 is about 524.5522919338.

Adding to 144333242 its reverse (242333441), we get a palindrome (386666683).

The spelling of 144333242 in words is "one hundred forty-four million, three hundred thirty-three thousand, two hundred forty-two".