444012324 has 144 divisors (see below), whose sum is σ = 1307009088. Its totient is φ = 116508672.

The previous prime is 444012319. The next prime is 444012389. The reversal of 444012324 is 423210444.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 444012294 and 444012303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 429312 + ... + 430344.

It is an arithmetic number, because the mean of its divisors is an integer number (9076452).

Almost surely, 2^444012324 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 444012324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (653504544).

444012324 is an abundant number, since it is smaller than the sum of its proper divisors (862996764).

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

444012324 is a wasteful number, since it uses less digits than its factorization.

444012324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114 (or 1105 counting only the distinct ones).

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

The square root of 444012324 is about 21071.5999392547. The cubic root of 444012324 is about 762.8954209556.

Adding to 444012324 its reverse (423210444), we get a palindrome (867222768).

The spelling of 444012324 in words is "four hundred forty-four million, twelve thousand, three hundred twenty-four".