6480646 has 8 divisors (see below), whose sum is σ = 9783360. Its totient is φ = 3219528.

The previous prime is 6480637. The next prime is 6480697. The reversal of 6480646 is 6460846.

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

It is a congruent number.

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, 10006 + ... + 10633.

It is an arithmetic number, because the mean of its divisors is an integer number (1222920).

Almost surely, 2^6480646 is an apocalyptic number.

6480646 is a deficient number, since it is larger than the sum of its proper divisors (3302714).

6480646 is a wasteful number, since it uses less digits than its factorization.

6480646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20798.

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 6480646 is about 2545.7112954929. The cubic root of 6480646 is about 186.4401454359.

The spelling of 6480646 in words is "six million, four hundred eighty thousand, six hundred forty-six".