5666271 has 8 divisors (see below), whose sum is σ = 8136240. Its totient is φ = 3486912.

The previous prime is 5666267. The next prime is 5666279. The reversal of 5666271 is 1726665.

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

It is not a de Polignac number, because 5666271 - 2² = 5666267 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5666279) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72606 + ... + 72683.

It is an arithmetic number, because the mean of its divisors is an integer number (1017030).

Almost surely, 2^5666271 is an apocalyptic number.

5666271 is a deficient number, since it is larger than the sum of its proper divisors (2469969).

5666271 is a wasteful number, since it uses less digits than its factorization.

5666271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145305.

The product of its digits is 15120, while the sum is 33.

The square root of 5666271 is about 2380.3930347739. The cubic root of 5666271 is about 178.2785585021.

The spelling of 5666271 in words is "five million, six hundred sixty-six thousand, two hundred seventy-one".