404444002 has 8 divisors (see below), whose sum is σ = 611094636. Its totient is φ = 200745792.

The previous prime is 404443981. The next prime is 404444021. The reversal of 404444002 is 200444404.

It can be written as a sum of positive squares in 2 ways, for example, as 376786921 + 27657081 = 19411^2 + 5259^2 .

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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 737763 + ... + 738310.

Almost surely, 2^404444002 is an apocalyptic number.

404444002 is a deficient number, since it is larger than the sum of its proper divisors (206650634).

404444002 is a wasteful number, since it uses less digits than its factorization.

404444002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1476212.

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

The square root of 404444002 is about 20110.7931718269. The cubic root of 404444002 is about 739.5248971285.

Adding to 404444002 its reverse (200444404), we get a palindrome (604888406).

The spelling of 404444002 in words is "four hundred four million, four hundred forty-four thousand, two".