8004640226 has 16 divisors (see below), whose sum is σ = 13787897760. Its totient is φ = 3446974080.

The previous prime is 8004640187. The next prime is 8004640243. The reversal of 8004640226 is 6220464008.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 8004640192 and 8004640201.

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 in 7 ways as a sum of consecutive naturals, for example, 9574511 + ... + 9575346.

It is an arithmetic number, because the mean of its divisors is an integer number (861743610).

Almost surely, 2^8004640226 is an apocalyptic number.

8004640226 is a deficient number, since it is larger than the sum of its proper divisors (5783257534).

8004640226 is a wasteful number, since it uses less digits than its factorization.

8004640226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19149889.

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 8004640226 is about 89468.6549915667. The cubic root of 8004640226 is about 2000.3866107612.

The spelling of 8004640226 in words is "eight billion, four million, six hundred forty thousand, two hundred twenty-six".