444440002 has 8 divisors (see below), whose sum is σ = 682163856. Its totient is φ = 217052052.

The previous prime is 444439951. The next prime is 444440021. The reversal of 444440002 is 200044444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2583868 + ... + 2584039.

It is an arithmetic number, because the mean of its divisors is an integer number (85270482).

Almost surely, 2^444440002 is an apocalyptic number.

444440002 is a deficient number, since it is larger than the sum of its proper divisors (237723854).

444440002 is a wasteful number, since it uses less digits than its factorization.

444440002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5167952.

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 444440002 is about 21081.7457057047. The cubic root of 444440002 is about 763.1402856957.

Adding to 444440002 its reverse (200044444), we get a palindrome (644484446).

The spelling of 444440002 in words is "four hundred forty-four million, four hundred forty thousand, two".