2004244564 has 144 divisors (see below), whose sum is σ = 4553273088. Its totient is φ = 754085376.

The previous prime is 2004244559. The next prime is 2004244579. The reversal of 2004244564 is 4654424002.

It is a happy number.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 8601792 + ... + 8602024.

It is an arithmetic number, because the mean of its divisors is an integer number (31619952).

Almost surely, 2^2004244564 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2004244564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2276636544).

2004244564 is an abundant number, since it is smaller than the sum of its proper divisors (2549028524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2004244564 is a wasteful number, since it uses less digits than its factorization.

2004244564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342 (or 321 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 31.

The square root of 2004244564 is about 44768.7900662951. The cubic root of 2004244564 is about 1260.8117226940.

Adding to 2004244564 its reverse (4654424002), we get a palindrome (6658668566).

The spelling of 2004244564 in words is "two billion, four million, two hundred forty-four thousand, five hundred sixty-four".