4056566 has 8 divisors (see below), whose sum is σ = 6124080. Its totient is φ = 2015208.

The previous prime is 4056553. The next prime is 4056583. The reversal of 4056566 is 6656504.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6146 + ... + 6773.

It is an arithmetic number, because the mean of its divisors is an integer number (765510).

Almost surely, 2^4056566 is an apocalyptic number.

4056566 is a deficient number, since it is larger than the sum of its proper divisors (2067514).

4056566 is a wasteful number, since it uses less digits than its factorization.

4056566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13078.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 4056566 is about 2014.0918549063. The cubic root of 4056566 is about 159.4848798080.

The spelling of 4056566 in words is "four million, fifty-six thousand, five hundred sixty-six".