8403640004 has 6 divisors (see below), whose sum is σ = 14706370014. Its totient is φ = 4201820000.

The previous prime is 8403639983. The next prime is 8403640031. The reversal of 8403640004 is 4000463048.

It can be written as a sum of positive squares in only one way, i.e., 8397889600 + 5750404 = 91640^2 + 2398^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050454997 + ... + 1050455004.

It is an arithmetic number, because the mean of its divisors is an integer number (2451061669).

Almost surely, 2^8403640004 is an apocalyptic number.

It is an amenable number.

8403640004 is a deficient number, since it is larger than the sum of its proper divisors (6302730010).

8403640004 is a wasteful number, since it uses less digits than its factorization.

8403640004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2100910005 (or 2100910003 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 8403640004 is about 91671.3695981466. The cubic root of 8403640004 is about 2033.0862971641.

The spelling of 8403640004 in words is "eight billion, four hundred three million, six hundred forty thousand, four".