1004653808 has 20 divisors (see below), whose sum is σ = 1954601088. Its totient is φ = 500240640.

The previous prime is 1004653801. The next prime is 1004653817. The reversal of 1004653808 is 8083564001.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004653801) 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, 126416 + ... + 134127.

Almost surely, 2^1004653808 is an apocalyptic number.

It is an amenable number.

1004653808 is a deficient number, since it is larger than the sum of its proper divisors (949947280).

1004653808 is a wasteful number, since it uses less digits than its factorization.

1004653808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260792 (or 260786 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 1004653808 is about 31696.2743551983. The cubic root of 1004653808 is about 1001.5488690993.

The spelling of 1004653808 in words is "one billion, four million, six hundred fifty-three thousand, eight hundred eight".