6728477 has 8 divisors (see below), whose sum is σ = 7738176. Its totient is φ = 5730912.

The previous prime is 6728467. The next prime is 6728503. The reversal of 6728477 is 7748276.

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

It is a cyclic number.

It is not a de Polignac number, because 6728477 - 2⁸ = 6728221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6728437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1808 + ... + 4089.

It is an arithmetic number, because the mean of its divisors is an integer number (967272).

Almost surely, 2^6728477 is an apocalyptic number.

It is an amenable number.

6728477 is a deficient number, since it is larger than the sum of its proper divisors (1009699).

6728477 is a wasteful number, since it uses less digits than its factorization.

6728477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6067.

The product of its digits is 131712, while the sum is 41.

The square root of 6728477 is about 2593.9308009274. The cubic root of 6728477 is about 188.7870748627.

The spelling of 6728477 in words is "six million, seven hundred twenty-eight thousand, four hundred seventy-seven".