6556473 has 24 divisors (see below), whose sum is σ = 11808576. Its totient is φ = 3405600.

The previous prime is 6556439. The next prime is 6556483. The reversal of 6556473 is 3746556.

6556473 is a `hidden beast` number, since 6 + 5 + 5 + 647 + 3 = 666.

It is not a de Polignac number, because 6556473 - 2⁹ = 6555961 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6556483) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4038 + ... + 5423.

It is an arithmetic number, because the mean of its divisors is an integer number (492024).

Almost surely, 2^6556473 is an apocalyptic number.

6556473 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

It is an amenable number.

6556473 is a deficient number, since it is larger than the sum of its proper divisors (5252103).

6556473 is a wasteful number, since it uses less digits than its factorization.

6556473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9485 (or 9482 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 6556473 is about 2560.5610713279. The cubic root of 6556473 is about 187.1644772889.

The spelling of 6556473 in words is "six million, five hundred fifty-six thousand, four hundred seventy-three".