6543672 has 32 divisors (see below), whose sum is σ = 16803600. Its totient is φ = 2121984.

The previous prime is 6543671. The next prime is 6543679. The reversal of 6543672 is 2763456.

6543672 = T₃₈₃ + T₃₈₄ + ... + T₄₅₆.

6543672 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6543671) 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, 2797 + ... + 4572.

Almost surely, 2^6543672 is an apocalyptic number.

It is an amenable number.

6543672 is an abundant number, since it is smaller than the sum of its proper divisors (10259928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6543672 is a wasteful number, since it uses less digits than its factorization.

6543672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7415 (or 7411 counting only the distinct ones).

The product of its digits is 30240, while the sum is 33.

The square root of 6543672 is about 2558.0602025754. The cubic root of 6543672 is about 187.0425899351.

The spelling of 6543672 in words is "six million, five hundred forty-three thousand, six hundred seventy-two".