1004450808 has 64 divisors (see below), whose sum is σ = 2647497600. Its totient is φ = 316690560.

The previous prime is 1004450773. The next prime is 1004450813. The reversal of 1004450808 is 8080544001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 373035 + ... + 375717.

It is an arithmetic number, because the mean of its divisors is an integer number (41367150).

Almost surely, 2^1004450808 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 1004450808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1323748800).

1004450808 is an abundant number, since it is smaller than the sum of its proper divisors (1643046792).

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

1004450808 is a wasteful number, since it uses less digits than its factorization.

1004450808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3532 (or 3528 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 30.

The square root of 1004450808 is about 31693.0719243181. The cubic root of 1004450808 is about 1001.4814070162.

Adding to 1004450808 its reverse (8080544001), we get a palindrome (9084994809).

The spelling of 1004450808 in words is "one billion, four million, four hundred fifty thousand, eight hundred eight".