6556361 has 8 divisors (see below), whose sum is σ = 7512000. Its totient is φ = 5605488.

The previous prime is 6556331. The next prime is 6556367. The reversal of 6556361 is 1636556.

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

It is not a de Polignac number, because 6556361 - 2¹⁰ = 6555337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6556367) 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, 2555 + ... + 4431.

It is an arithmetic number, because the mean of its divisors is an integer number (939000).

Almost surely, 2^6556361 is an apocalyptic number.

It is an amenable number.

6556361 is a deficient number, since it is larger than the sum of its proper divisors (955639).

6556361 is a wasteful number, since it uses less digits than its factorization.

6556361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2383.

The product of its digits is 16200, while the sum is 32.

The square root of 6556361 is about 2560.5392010278. The cubic root of 6556361 is about 187.1634115461.

The spelling of 6556361 in words is "six million, five hundred fifty-six thousand, three hundred sixty-one".