2004444436 has 12 divisors (see below), whose sum is σ = 3508278228. Its totient is φ = 1002079232.

The previous prime is 2004444433. The next prime is 2004444443. The reversal of 2004444436 is 6344444002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 686754436 + 1317690000 = 26206^2 + 36300^2 .

It is a super-2 number, since 2×2004444436² = 8035594994022716192, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2004444398 and 2004444407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2004444433) by changing a digit.

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, 301 + ... + 63316.

It is an arithmetic number, because the mean of its divisors is an integer number (292356519).

Almost surely, 2^2004444436 is an apocalyptic number.

It is an amenable number.

2004444436 is a deficient number, since it is larger than the sum of its proper divisors (1503833792).

2004444436 is a wasteful number, since it uses less digits than its factorization.

2004444436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71498 (or 71496 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 31.

The square root of 2004444436 is about 44771.0222800418. The cubic root of 2004444436 is about 1260.8536325136.

Adding to 2004444436 its reverse (6344444002), we get a palindrome (8348888438).

The spelling of 2004444436 in words is "two billion, four million, four hundred forty-four thousand, four hundred thirty-six".