5666533 has 4 divisors (see below), whose sum is σ = 5912928. Its totient is φ = 5420140.

The previous prime is 5666527. The next prime is 5666539. The reversal of 5666533 is 3356665.

It is a happy number.

5666533 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (5666527) and next prime (5666539).

It is a cyclic number.

It is not a de Polignac number, because 5666533 - 2⁵ = 5666501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5666539) 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, 123163 + ... + 123208.

It is an arithmetic number, because the mean of its divisors is an integer number (1478232).

Almost surely, 2^5666533 is an apocalyptic number.

It is an amenable number.

5666533 is a deficient number, since it is larger than the sum of its proper divisors (246395).

5666533 is a wasteful number, since it uses less digits than its factorization.

5666533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246394.

The product of its digits is 48600, while the sum is 34.

The square root of 5666533 is about 2380.4480670664. The cubic root of 5666533 is about 178.2813062388.

The spelling of 5666533 in words is "five million, six hundred sixty-six thousand, five hundred thirty-three".