6713928 has 80 divisors (see below), whose sum is σ = 20277180. Its totient is φ = 2063232.

The previous prime is 6713923. The next prime is 6713947. The reversal of 6713928 is 8293176.

It can be written as a sum of positive squares in 2 ways, for example, as 6441444 + 272484 = 2538^2 + 522^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 6713892 and 6713901.

It is not an unprimeable number, because it can be changed into a prime (6713921) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8026 + ... + 8822.

Almost surely, 2^6713928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6713928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10138590).

6713928 is an abundant number, since it is smaller than the sum of its proper divisors (13563252).

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

6713928 is a wasteful number, since it uses less digits than its factorization.

6713928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 828 (or 815 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 6713928 is about 2591.1248522601. The cubic root of 6713928 is about 188.6509051054.

The spelling of 6713928 in words is "six million, seven hundred thirteen thousand, nine hundred twenty-eight".