6556488 has 16 divisors (see below), whose sum is σ = 16391280. Its totient is φ = 2185488.

The previous prime is 6556483. The next prime is 6556489. The reversal of 6556488 is 8846556.

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 3 ways as a sum of consecutive naturals, for example, 136570 + ... + 136617.

It is an arithmetic number, because the mean of its divisors is an integer number (1024455).

Almost surely, 2^6556488 is an apocalyptic number.

It is an amenable number.

6556488 is an abundant number, since it is smaller than the sum of its proper divisors (9834792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6556488 is a wasteful number, since it uses less digits than its factorization.

6556488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273196 (or 273192 counting only the distinct ones).

The product of its digits is 230400, while the sum is 42.

The square root of 6556488 is about 2560.5640003718. The cubic root of 6556488 is about 187.1646200213.

The spelling of 6556488 in words is "six million, five hundred fifty-six thousand, four hundred eighty-eight".