144355332 has 48 divisors (see below), whose sum is σ = 368407872. Its totient is φ = 43630080.

The previous prime is 144355307. The next prime is 144355339. The reversal of 144355332 is 233553441.

It is a self number, because there is not a number n which added to its sum of digits gives 144355332.

It is not an unprimeable number, because it can be changed into a prime (144355339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59128 + ... + 61520.

It is an arithmetic number, because the mean of its divisors is an integer number (7675164).

Almost surely, 2^144355332 is an apocalyptic number.

144355332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

144355332 is an abundant number, since it is smaller than the sum of its proper divisors (224052540).

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

144355332 is a wasteful number, since it uses less digits than its factorization.

144355332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2868 (or 2866 counting only the distinct ones).

The product of its digits is 21600, while the sum is 30.

The square root of 144355332 is about 12014.7963778002. The cubic root of 144355332 is about 524.5790512326.

The spelling of 144355332 in words is "one hundred forty-four million, three hundred fifty-five thousand, three hundred thirty-two".