8647106438 has 8 divisors (see below), whose sum is σ = 12990833688. Its totient is φ = 4316828544.

The previous prime is 8647106437. The next prime is 8647106467. The reversal of 8647106438 is 8346017468.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 8647106392 and 8647106401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8647106437) 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, 3360731 + ... + 3363302.

It is an arithmetic number, because the mean of its divisors is an integer number (1623854211).

Almost surely, 2^8647106438 is an apocalyptic number.

8647106438 is a deficient number, since it is larger than the sum of its proper divisors (4343727250).

8647106438 is a wasteful number, since it uses less digits than its factorization.

8647106438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6724678.

The product of its (nonzero) digits is 774144, while the sum is 47.

The square root of 8647106438 is about 92989.8190018671. The cubic root of 8647106438 is about 2052.5335669343.

The spelling of 8647106438 in words is "eight billion, six hundred forty-seven million, one hundred six thousand, four hundred thirty-eight".