6468646 has 16 divisors (see below), whose sum is σ = 10124928. Its totient is φ = 3096000.

The previous prime is 6468641. The next prime is 6468647.

6468646 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 6468599 and 6468608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6468641) 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, 5746 + ... + 6778.

It is an arithmetic number, because the mean of its divisors is an integer number (632808).

Almost surely, 2^6468646 is an apocalyptic number.

6468646 is a deficient number, since it is larger than the sum of its proper divisors (3656282).

6468646 is a wasteful number, since it uses less digits than its factorization.

6468646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1167.

The product of its digits is 165888, while the sum is 40.

The square root of 6468646 is about 2543.3532983052. The cubic root of 6468646 is about 186.3249992983.

The spelling of 6468646 in words is "six million, four hundred sixty-eight thousand, six hundred forty-six".