144223332 has 24 divisors (see below), whose sum is σ = 367114272. Its totient is φ = 43704000.

The previous prime is 144223301. The next prime is 144223361. The reversal of 144223332 is 233322441.

It is a nude number because it is divisible by every one of its digits.

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 7 ways as a sum of consecutive naturals, for example, 546169 + ... + 546432.

It is an arithmetic number, because the mean of its divisors is an integer number (15296428).

Almost surely, 2^144223332 is an apocalyptic number.

144223332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

144223332 is an abundant number, since it is smaller than the sum of its proper divisors (222890940).

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

144223332 is a wasteful number, since it uses less digits than its factorization.

144223332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1092619 (or 1092617 counting only the distinct ones).

The product of its digits is 3456, while the sum is 24.

The square root of 144223332 is about 12009.3018947814. The cubic root of 144223332 is about 524.4191089788.

Adding to 144223332 its reverse (233322441), we get a palindrome (377545773).

The spelling of 144223332 in words is "one hundred forty-four million, two hundred twenty-three thousand, three hundred thirty-two".