6391468 has 12 divisors (see below), whose sum is σ = 11243232. Its totient is φ = 3179120.

The previous prime is 6391457. The next prime is 6391471. The reversal of 6391468 is 8641936.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3268 + ... + 4843.

It is an arithmetic number, because the mean of its divisors is an integer number (936936).

Almost surely, 2^6391468 is an apocalyptic number.

It is an amenable number.

6391468 is a deficient number, since it is larger than the sum of its proper divisors (4851764).

6391468 is a wasteful number, since it uses less digits than its factorization.

6391468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8312 (or 8310 counting only the distinct ones).

The product of its digits is 31104, while the sum is 37.

The square root of 6391468 is about 2528.1352811905. The cubic root of 6391468 is about 185.5810124130.

It can be divided in two parts, 6391 and 468, that added together give a cube (6859 = 19³).

The spelling of 6391468 in words is "six million, three hundred ninety-one thousand, four hundred sixty-eight".