404002444 has 6 divisors (see below), whose sum is σ = 707004284. Its totient is φ = 202001220.

The previous prime is 404002439. The next prime is 404002477. The reversal of 404002444 is 444200404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50500302 + ... + 50500309.

Almost surely, 2^404002444 is an apocalyptic number.

It is an amenable number.

404002444 is a deficient number, since it is larger than the sum of its proper divisors (303001840).

404002444 is a wasteful number, since it uses less digits than its factorization.

404002444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101000615 (or 101000613 counting only the distinct ones).

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

The square root of 404002444 is about 20099.8120389222. The cubic root of 404002444 is about 739.2556698756.

Adding to 404002444 its reverse (444200404), we get a palindrome (848202848).

The spelling of 404002444 in words is "four hundred four million, two thousand, four hundred forty-four".