5666012 has 24 divisors (see below), whose sum is σ = 10910592. Its totient is φ = 2553200.

The previous prime is 5665997. The next prime is 5666021. The reversal of 5666012 is 2106665.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5273 + ... + 6255.

It is an arithmetic number, because the mean of its divisors is an integer number (454608).

Almost surely, 2^5666012 is an apocalyptic number.

It is an amenable number.

5666012 is a deficient number, since it is larger than the sum of its proper divisors (5244580).

5666012 is a wasteful number, since it uses less digits than its factorization.

5666012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129 (or 1127 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 5666012 is about 2380.3386313716. The cubic root of 5666012 is about 178.2758421448.

The spelling of 5666012 in words is "five million, six hundred sixty-six thousand, twelve".