5666041 has 4 divisors (see below), whose sum is σ = 5743732. Its totient is φ = 5588352.

The previous prime is 5666021. The next prime is 5666051. The reversal of 5666041 is 1406665.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3404025 + 2262016 = 1845^2 + 1504^2 .

It is a cyclic number.

It is not a de Polignac number, because 5666041 - 2¹¹ = 5663993 is a prime.

It is a super-2 number, since 2×5666041² = 64208041227362, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5666021) 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, 38736 + ... + 38881.

It is an arithmetic number, because the mean of its divisors is an integer number (1435933).

Almost surely, 2^5666041 is an apocalyptic number.

It is an amenable number.

5666041 is a deficient number, since it is larger than the sum of its proper divisors (77691).

5666041 is an equidigital number, since it uses as much as digits as its factorization.

5666041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77690.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 5666041 is about 2380.3447229341. The cubic root of 5666041 is about 178.2761462970.

The spelling of 5666041 in words is "five million, six hundred sixty-six thousand, forty-one".