6478849 has 8 divisors (see below), whose sum is σ = 7096320. Its totient is φ = 5878416.

The previous prime is 6478841. The next prime is 6478883. The reversal of 6478849 is 9488746.

It is a happy number.

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 6478849 - 2³ = 6478841 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6478799 and 6478808.

It is not an unprimeable number, because it can be changed into a prime (6478841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3457 + ... + 4990.

It is an arithmetic number, because the mean of its divisors is an integer number (887040).

Almost surely, 2^6478849 is an apocalyptic number.

It is an amenable number.

6478849 is a deficient number, since it is larger than the sum of its proper divisors (617471).

6478849 is a wasteful number, since it uses less digits than its factorization.

6478849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8519.

The product of its digits is 387072, while the sum is 46.

The square root of 6478849 is about 2545.3583244801. The cubic root of 6478849 is about 186.4229113560.

The spelling of 6478849 in words is "six million, four hundred seventy-eight thousand, eight hundred forty-nine".