8004436764 has 24 divisors (see below), whose sum is σ = 18811390080. Its totient is φ = 2648949744.

The previous prime is 8004436763. The next prime is 8004436771. The reversal of 8004436764 is 4676344008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8004436763) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2397744 + ... + 2401079.

It is an arithmetic number, because the mean of its divisors is an integer number (783807920).

Almost surely, 2^8004436764 is an apocalyptic number.

It is an amenable number.

8004436764 is an abundant number, since it is smaller than the sum of its proper divisors (10806953316).

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

8004436764 is a wasteful number, since it uses less digits than its factorization.

8004436764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4798969 (or 4798967 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 42.

The square root of 8004436764 is about 89467.5179268990. The cubic root of 8004436764 is about 2000.3696620041.

The spelling of 8004436764 in words is "eight billion, four million, four hundred thirty-six thousand, seven hundred sixty-four".