6478706 has 8 divisors (see below), whose sum is σ = 10465644. Its totient is φ = 2990160.

The previous prime is 6478673. The next prime is 6478723. The reversal of 6478706 is 6078746.

It can be written as a sum of positive squares in 2 ways, for example, as 6477025 + 1681 = 2545^2 + 41^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 6478706.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 124565 + ... + 124616.

Almost surely, 2^6478706 is an apocalyptic number.

6478706 is a deficient number, since it is larger than the sum of its proper divisors (3986938).

6478706 is a wasteful number, since it uses less digits than its factorization.

6478706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249196.

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 6478706 is about 2545.3302339775. The cubic root of 6478706 is about 186.4215397815.

The spelling of 6478706 in words is "six million, four hundred seventy-eight thousand, seven hundred six".