5565231 has 12 divisors (see below), whose sum is σ = 9187152. Its totient is φ = 3180096.

The previous prime is 5565229. The next prime is 5565247. The reversal of 5565231 is 1325655.

5565231 is a `hidden beast` number, since 5 + 5 + 652 + 3 + 1 = 666.

It is not a de Polignac number, because 5565231 - 2¹ = 5565229 is a prime.

It is a super-2 number, since 2×5565231² = 61943592166722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5565195 and 5565204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5565211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44106 + ... + 44231.

It is an arithmetic number, because the mean of its divisors is an integer number (765596).

Almost surely, 2^5565231 is an apocalyptic number.

5565231 is a deficient number, since it is larger than the sum of its proper divisors (3621921).

5565231 is a wasteful number, since it uses less digits than its factorization.

5565231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88350 (or 88347 counting only the distinct ones).

The product of its digits is 4500, while the sum is 27.

The square root of 5565231 is about 2359.0741828099. The cubic root of 5565231 is about 177.2125188396.

The spelling of 5565231 in words is "five million, five hundred sixty-five thousand, two hundred thirty-one".