444329990 has 16 divisors (see below), whose sum is σ = 861316848. Its totient is φ = 164060256.

The previous prime is 444329983. The next prime is 444330001. The reversal of 444329990 is 99923444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1708832 + ... + 1709091.

It is an arithmetic number, because the mean of its divisors is an integer number (53832303).

Almost surely, 2^444329990 is an apocalyptic number.

444329990 is a deficient number, since it is larger than the sum of its proper divisors (416986858).

444329990 is a wasteful number, since it uses less digits than its factorization.

444329990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3417943.

The product of its (nonzero) digits is 279936, while the sum is 44.

The square root of 444329990 is about 21079.1363675080. The cubic root of 444329990 is about 763.0773139284.

The spelling of 444329990 in words is "four hundred forty-four million, three hundred twenty-nine thousand, nine hundred ninety".