6546556 has 12 divisors (see below), whose sum is σ = 11474680. Its totient is φ = 3268080.

The previous prime is 6546541. The next prime is 6546557. The reversal of 6546556 is 6556456.

It is a super-2 number, since 2×6546556² = 85714790922272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6546557) 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 3 ways as a sum of consecutive naturals, for example, 3511 + ... + 5041.

Almost surely, 2^6546556 is an apocalyptic number.

It is an amenable number.

6546556 is a deficient number, since it is larger than the sum of its proper divisors (4928124).

6546556 is a wasteful number, since it uses less digits than its factorization.

6546556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2604 (or 2602 counting only the distinct ones).

The product of its digits is 108000, while the sum is 37.

The square root of 6546556 is about 2558.6238488688. The cubic root of 6546556 is about 187.0700643970.

The spelling of 6546556 in words is "six million, five hundred forty-six thousand, five hundred fifty-six".