6555916 has 12 divisors (see below), whose sum is σ = 11507832. Its totient is φ = 3267968.

The previous prime is 6555907. The next prime is 6555917. The reversal of 6555916 is 6195556.

It is not an unprimeable number, because it can be changed into a prime (6555917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 910 + ... + 3733.

It is an arithmetic number, because the mean of its divisors is an integer number (958986).

Almost surely, 2^6555916 is an apocalyptic number.

It is an amenable number.

6555916 is a deficient number, since it is larger than the sum of its proper divisors (4951916).

6555916 is a wasteful number, since it uses less digits than its factorization.

6555916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5000 (or 4998 counting only the distinct ones).

The product of its digits is 40500, while the sum is 37.

The square root of 6555916 is about 2560.4523037932. The cubic root of 6555916 is about 187.1591770018.

The spelling of 6555916 in words is "six million, five hundred fifty-five thousand, nine hundred sixteen".