6539672 has 16 divisors (see below), whose sum is σ = 12352200. Its totient is φ = 3245760.

The previous prime is 6539671. The next prime is 6539681. The reversal of 6539672 is 2769356.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6539671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1829 + ... + 4052.

Almost surely, 2^6539672 is an apocalyptic number.

It is an amenable number.

6539672 is a deficient number, since it is larger than the sum of its proper divisors (5812528).

6539672 is a wasteful number, since it uses less digits than its factorization.

6539672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6026 (or 6022 counting only the distinct ones).

The product of its digits is 68040, while the sum is 38.

The square root of 6539672 is about 2557.2782406301. The cubic root of 6539672 is about 187.0044705195.

The spelling of 6539672 in words is "six million, five hundred thirty-nine thousand, six hundred seventy-two".