6386872 has 16 divisors (see below), whose sum is σ = 12031560. Its totient is φ = 3178464.

The previous prime is 6386839. The next prime is 6386923. The reversal of 6386872 is 2786836.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 58 + ... + 3574.

Almost surely, 2^6386872 is an apocalyptic number.

It is an amenable number.

6386872 is a deficient number, since it is larger than the sum of its proper divisors (5644688).

6386872 is a wasteful number, since it uses less digits than its factorization.

6386872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3750 (or 3746 counting only the distinct ones).

The product of its digits is 96768, while the sum is 40.

The square root of 6386872 is about 2527.2261473798. The cubic root of 6386872 is about 185.5365189905.

It can be divided in two parts, 6 and 386872, that multiplied together give a palindrome (2321232).

The spelling of 6386872 in words is "six million, three hundred eighty-six thousand, eight hundred seventy-two".