444213324 has 36 divisors (see below), whose sum is σ = 1127928256. Its totient is φ = 147404448.

The previous prime is 444213323. The next prime is 444213337. The reversal of 444213324 is 423312444.

It is a happy number.

444213324 is a `hidden beast` number, since 444 + 213 + 3 + 2 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is not an unprimeable number, because it can be changed into a prime (444213323) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 19639 + ... + 35694.

Almost surely, 2^444213324 is an apocalyptic number.

It is an amenable number.

444213324 is an abundant number, since it is smaller than the sum of its proper divisors (683714932).

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

444213324 is a wasteful number, since it uses less digits than its factorization.

444213324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55566 (or 55561 counting only the distinct ones).

The product of its digits is 9216, while the sum is 27.

The square root of 444213324 is about 21076.3688523427. The cubic root of 444213324 is about 763.0105220000.

Adding to 444213324 its reverse (423312444), we get a palindrome (867525768).

It can be divided in two parts, 4442 and 13324, that added together give a triangular number (17766 = T₁₈₈).

The spelling of 444213324 in words is "four hundred forty-four million, two hundred thirteen thousand, three hundred twenty-four".