5666144 has 24 divisors (see below), whose sum is σ = 12170088. Its totient is φ = 2575360.

The previous prime is 5666131. The next prime is 5666189. The reversal of 5666144 is 4416665.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 5666144.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7697 + ... + 8400.

It is an arithmetic number, because the mean of its divisors is an integer number (507087).

Almost surely, 2^5666144 is an apocalyptic number.

It is an amenable number.

5666144 is an abundant number, since it is smaller than the sum of its proper divisors (6503944).

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

5666144 is a wasteful number, since it uses less digits than its factorization.

5666144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16118 (or 16110 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 5666144 is about 2380.3663583575. The cubic root of 5666144 is about 178.2772265534.

The spelling of 5666144 in words is "five million, six hundred sixty-six thousand, one hundred forty-four".