6470647 has 8 divisors (see below), whose sum is σ = 6617376. Its totient is φ = 6325632.

The previous prime is 6470641. The next prime is 6470677. The reversal of 6470647 is 7460746.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6470647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6470641) 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, 9678 + ... + 10324.

It is an arithmetic number, because the mean of its divisors is an integer number (827172).

Almost surely, 2^6470647 is an apocalyptic number.

6470647 is a deficient number, since it is larger than the sum of its proper divisors (146729).

6470647 is a wasteful number, since it uses less digits than its factorization.

6470647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 6470647 is about 2543.7466461894. The cubic root of 6470647 is about 186.3442098042.

Subtracting 6470647 from its reverse (7460746), we obtain a palindrome (990099).

It can be divided in two parts, 6470 and 647, that added together give a palindrome (7117).

The spelling of 6470647 in words is "six million, four hundred seventy thousand, six hundred forty-seven".