6447070246 has 16 divisors (see below), whose sum is σ = 10149408864. Its totient is φ = 3065554624.

The previous prime is 6447070241. The next prime is 6447070271. The reversal of 6447070246 is 6420707446.

It is a junction number, because it is equal to n+sod(n) for n = 6447070199 and 6447070208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6447070241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 397111 + ... + 413026.

It is an arithmetic number, because the mean of its divisors is an integer number (634338054).

Almost surely, 2^6447070246 is an apocalyptic number.

6447070246 is a deficient number, since it is larger than the sum of its proper divisors (3702338618).

6447070246 is a wasteful number, since it uses less digits than its factorization.

6447070246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810335.

The product of its (nonzero) digits is 225792, while the sum is 40.

The square root of 6447070246 is about 80293.6500976260. The cubic root of 6447070246 is about 1861.1761018644.

The spelling of 6447070246 in words is "six billion, four hundred forty-seven million, seventy thousand, two hundred forty-six".