6478451 has 8 divisors (see below), whose sum is σ = 7584864. Its totient is φ = 5417280.

The previous prime is 6478447. The next prime is 6478453. The reversal of 6478451 is 1548746.

6478451 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 6478451 - 2² = 6478447 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6478453) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 11000 + ... + 11573.

It is an arithmetic number, because the mean of its divisors is an integer number (948108).

Almost surely, 2^6478451 is an apocalyptic number.

6478451 is a deficient number, since it is larger than the sum of its proper divisors (1106413).

6478451 is a wasteful number, since it uses less digits than its factorization.

6478451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22621.

The product of its digits is 26880, while the sum is 35.

The square root of 6478451 is about 2545.2801417526. The cubic root of 6478451 is about 186.4190939168.

The spelling of 6478451 in words is "six million, four hundred seventy-eight thousand, four hundred fifty-one".