6447893230 has 16 divisors (see below), whose sum is σ = 11609860320. Its totient is φ = 2578345632.

The previous prime is 6447893203. The next prime is 6447893237. The reversal of 6447893230 is 323987446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6447893237) 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, 67554 + ... + 132133.

It is an arithmetic number, because the mean of its divisors is an integer number (725616270).

Almost surely, 2^6447893230 is an apocalyptic number.

6447893230 is a deficient number, since it is larger than the sum of its proper divisors (5161967090).

6447893230 is a wasteful number, since it uses less digits than its factorization.

6447893230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202923.

The product of its (nonzero) digits is 870912, while the sum is 46.

The square root of 6447893230 is about 80298.7747727199. The cubic root of 6447893230 is about 1861.2552930279.

The spelling of 6447893230 in words is "six billion, four hundred forty-seven million, eight hundred ninety-three thousand, two hundred thirty".