144459022 has 8 divisors (see below), whose sum is σ = 220361400. Its totient is φ = 71005224.

The previous prime is 144459017. The next prime is 144459083. The reversal of 144459022 is 220954441.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 611997 + ... + 612232.

It is an arithmetic number, because the mean of its divisors is an integer number (27545175).

Almost surely, 2^144459022 is an apocalyptic number.

144459022 is a deficient number, since it is larger than the sum of its proper divisors (75902378).

144459022 is a wasteful number, since it uses less digits than its factorization.

144459022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224290.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 144459022 is about 12019.1106992156. The cubic root of 144459022 is about 524.7046223555.

The spelling of 144459022 in words is "one hundred forty-four million, four hundred fifty-nine thousand, twenty-two".