6478156 has 12 divisors (see below), whose sum is σ = 12003768. Its totient is φ = 3048512.

The previous prime is 6478117. The next prime is 6478187. The reversal of 6478156 is 6518746.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47566 + ... + 47701.

It is an arithmetic number, because the mean of its divisors is an integer number (1000314).

Almost surely, 2^6478156 is an apocalyptic number.

It is an amenable number.

6478156 is a deficient number, since it is larger than the sum of its proper divisors (5525612).

6478156 is a wasteful number, since it uses less digits than its factorization.

6478156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95288 (or 95286 counting only the distinct ones).

The product of its digits is 40320, while the sum is 37.

The square root of 6478156 is about 2545.2221906938. Note that the first 3 decimals coincide. The cubic root of 6478156 is about 186.4162643068.

The spelling of 6478156 in words is "six million, four hundred seventy-eight thousand, one hundred fifty-six".