6478704 has 50 divisors (see below), whose sum is σ = 18755000. Its totient is φ = 2159136.

The previous prime is 6478673. The next prime is 6478723. The reversal of 6478704 is 4078746.

It is a happy number.

6478704 is a `hidden beast` number, since 647 + 8 + 7 + 0 + 4 = 666.

6478704 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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 9 ways as a sum of consecutive naturals, for example, 1204 + ... + 3795.

It is an arithmetic number, because the mean of its divisors is an integer number (375100).

Almost surely, 2^6478704 is an apocalyptic number.

It is an amenable number.

6478704 is an abundant number, since it is smaller than the sum of its proper divisors (12276296).

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

6478704 is a wasteful number, since it uses less digits than its factorization.

6478704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5019 (or 5004 counting only the distinct ones).

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

The square root of 6478704 is about 2545.3298411011. The cubic root of 6478704 is about 186.4215205985.

The spelling of 6478704 in words is "six million, four hundred seventy-eight thousand, seven hundred four".