6556662 has 48 divisors (see below), whose sum is σ = 17196192. Its totient is φ = 1762560.

The previous prime is 6556657. The next prime is 6556673. The reversal of 6556662 is 2666556.

6556662 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 612 + ... + 3672.

It is an arithmetic number, because the mean of its divisors is an integer number (358254).

Almost surely, 2^6556662 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6556662, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8598096).

6556662 is an abundant number, since it is smaller than the sum of its proper divisors (10639530).

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

6556662 is a wasteful number, since it uses less digits than its factorization.

6556662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3093 (or 3090 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 6556662 is about 2560.5979770358. The cubic root of 6556662 is about 187.1662757022.

The spelling of 6556662 in words is "six million, five hundred fifty-six thousand, six hundred sixty-two".