144304242 has 8 divisors (see below), whose sum is σ = 288608496. Its totient is φ = 48101412.

The previous prime is 144304201. The next prime is 144304267. The reversal of 144304242 is 242403441.

It is a happy number.

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

144304242 is an admirable 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, 12025348 + ... + 12025359.

It is an arithmetic number, because the mean of its divisors is an integer number (36076062).

Almost surely, 2^144304242 is an apocalyptic number.

144304242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144304242 is a wasteful number, since it uses less digits than its factorization.

144304242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24050712.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 144304242 is about 12012.6700612312. The cubic root of 144304242 is about 524.5171578806.

Adding to 144304242 its reverse (242403441), we get a palindrome (386707683).

The spelling of 144304242 in words is "one hundred forty-four million, three hundred four thousand, two hundred forty-two".