5666188 has 36 divisors (see below), whose sum is σ = 11395440. Its totient is φ = 2458720.

The previous prime is 5666131. The next prime is 5666189. The reversal of 5666188 is 8816665.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 5666188.

It is not an unprimeable number, because it can be changed into a prime (5666189) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10878 + ... + 11386.

It is an arithmetic number, because the mean of its divisors is an integer number (316540).

Almost surely, 2^5666188 is an apocalyptic number.

It is an amenable number.

5666188 is an abundant number, since it is smaller than the sum of its proper divisors (5729252).

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

5666188 is a wasteful number, since it uses less digits than its factorization.

5666188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558 (or 545 counting only the distinct ones).

The product of its digits is 69120, while the sum is 40.

The square root of 5666188 is about 2380.3756006143. The cubic root of 5666188 is about 178.2776880182.

The spelling of 5666188 in words is "five million, six hundred sixty-six thousand, one hundred eighty-eight".