5563231 has 2 divisors, whose sum is σ = 5563232. Its totient is φ = 5563230.

The previous prime is 5563223. The next prime is 5563247. The reversal of 5563231 is 1323655.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5563231 - 2³ = 5563223 is a prime.

It is a super-2 number, since 2×5563231² = 61899078318722, which contains 22 as substring.

5563231 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 5563196 and 5563205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5563031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2781615 + 2781616.

It is an arithmetic number, because the mean of its divisors is an integer number (2781616).

Almost surely, 2^5563231 is an apocalyptic number.

5563231 is a deficient number, since it is larger than the sum of its proper divisors (1).

5563231 is an equidigital number, since it uses as much as digits as its factorization.

5563231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2700, while the sum is 25.

The square root of 5563231 is about 2358.6502496131. The cubic root of 5563231 is about 177.1912877651.

Adding to 5563231 its reverse (1323655), we get a palindrome (6886886).

The spelling of 5563231 in words is "five million, five hundred sixty-three thousand, two hundred thirty-one".