4040566 has 8 divisors (see below), whose sum is σ = 6070464. Its totient is φ = 2017080.

The previous prime is 4040563. The next prime is 4040573. The reversal of 4040566 is 6650404.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 4040566.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 556 + ... + 2896.

It is an arithmetic number, because the mean of its divisors is an integer number (758808).

Almost surely, 2^4040566 is an apocalyptic number.

4040566 is a deficient number, since it is larger than the sum of its proper divisors (2029898).

4040566 is a wasteful number, since it uses less digits than its factorization.

4040566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3206.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 4040566 is about 2010.1159170555. The cubic root of 4040566 is about 159.2749222275.

The spelling of 4040566 in words is "four million, forty thousand, five hundred sixty-six".