6704784 has 60 divisors (see below), whose sum is σ = 18990972. Its totient is φ = 2208000.

The previous prime is 6704779. The next prime is 6704791. The reversal of 6704784 is 4874076.

It is a happy number.

6704784 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 4665600 + 2039184 = 2160^2 + 1428^2 .

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14314 + ... + 14774.

Almost surely, 2^6704784 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 6704784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9495486).

6704784 is an abundant number, since it is smaller than the sum of its proper divisors (12286188).

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

6704784 is a wasteful number, since it uses less digits than its factorization.

6704784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576 (or 567 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

The square root of 6704784 is about 2589.3597664288. The cubic root of 6704784 is about 188.5652221491.

The spelling of 6704784 in words is "six million, seven hundred four thousand, seven hundred eighty-four".