5666040 has 48 divisors (see below), whose sum is σ = 18415800. Its totient is φ = 1510848.

The previous prime is 5666021. The next prime is 5666051. The reversal of 5666040 is 406665.

It is a junction number, because it is equal to n+sod(n) for n = 5665995 and 5666013.

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 11 ways as a sum of consecutive naturals, for example, 7510 + ... + 8229.

Almost surely, 2^5666040 is an apocalyptic number.

It is an amenable number.

5666040 is an abundant number, since it is smaller than the sum of its proper divisors (12749760).

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

5666040 is a wasteful number, since it uses less digits than its factorization.

5666040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15756 (or 15749 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 5666040 is about 2380.3445128804. The cubic root of 5666040 is about 178.2761358090.

The spelling of 5666040 in words is "five million, six hundred sixty-six thousand, forty".