5647231 has 2 divisors, whose sum is σ = 5647232. Its totient is φ = 5647230.

The previous prime is 5647223. The next prime is 5647241. The reversal of 5647231 is 1327465.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5647231 - 2³ = 5647223 is a prime.

It is a super-2 number, since 2×5647231² = 63782435934722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5647231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5647241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2823615 + 2823616.

It is an arithmetic number, because the mean of its divisors is an integer number (2823616).

Almost surely, 2^5647231 is an apocalyptic number.

5647231 is a deficient number, since it is larger than the sum of its proper divisors (1).

5647231 is an equidigital number, since it uses as much as digits as its factorization.

5647231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 28.

The square root of 5647231 is about 2376.3903298911. The cubic root of 5647231 is about 178.0786484915.

The spelling of 5647231 in words is "five million, six hundred forty-seven thousand, two hundred thirty-one".