441330444 has 30 divisors (see below), whose sum is σ = 1153725804. Its totient is φ = 147110040.

The previous prime is 441330431. The next prime is 441330473. The reversal of 441330444 is 444033144.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 680742 + ... + 681389.

Almost surely, 2^441330444 is an apocalyptic number.

It is an amenable number.

441330444 is an abundant number, since it is smaller than the sum of its proper divisors (712395360).

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

441330444 is a wasteful number, since it uses less digits than its factorization.

441330444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362147 (or 1362136 counting only the distinct ones).

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

The square root of 441330444 is about 21007.8662410060. The cubic root of 441330444 is about 761.3563291501.

Adding to 441330444 its reverse (444033144), we get a palindrome (885363588).

The spelling of 441330444 in words is "four hundred forty-one million, three hundred thirty thousand, four hundred forty-four".