8634472906 has 8 divisors (see below), whose sum is σ = 12952223460. Its totient is φ = 4317065088.

The previous prime is 8634472901. The next prime is 8634472919. The reversal of 8634472906 is 6092744368.

It can be written as a sum of positive squares in 2 ways, for example, as 8306681881 + 327791025 = 91141^2 + 18105^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 8634472906.

It is not an unprimeable number, because it can be changed into a prime (8634472901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8961 + ... + 131716.

Almost surely, 2^8634472906 is an apocalyptic number.

8634472906 is a deficient number, since it is larger than the sum of its proper divisors (4317750554).

8634472906 is a wasteful number, since it uses less digits than its factorization.

8634472906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171368.

The product of its (nonzero) digits is 1741824, while the sum is 49.

The square root of 8634472906 is about 92921.8645206821. The cubic root of 8634472906 is about 2051.5334872225.

The spelling of 8634472906 in words is "eight billion, six hundred thirty-four million, four hundred seventy-two thousand, nine hundred six".