6555066 has 32 divisors (see below), whose sum is σ = 15146880. Its totient is φ = 1852416.

The previous prime is 6555041. The next prime is 6555067. The reversal of 6555066 is 6605556.

It is not an unprimeable number, because it can be changed into a prime (6555067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3270 + ... + 4878.

It is an arithmetic number, because the mean of its divisors is an integer number (473340).

Almost surely, 2^6555066 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6555066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7573440).

6555066 is an abundant number, since it is smaller than the sum of its proper divisors (8591814).

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

6555066 is a wasteful number, since it uses less digits than its factorization.

6555066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1718.

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 6555066 is about 2560.2863121143. The cubic root of 6555066 is about 187.1510880139.

The spelling of 6555066 in words is "six million, five hundred fifty-five thousand, sixty-six".