5523631 has 2 divisors, whose sum is σ = 5523632. Its totient is φ = 5523630.

The previous prime is 5523629. The next prime is 5523641. The reversal of 5523631 is 1363255.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5523631 - 2¹ = 5523629 is a prime.

It is a super-3 number, since 3×5523631³ (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

Together with 5523629, it forms a pair of twin primes.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 5523596 and 5523605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5523641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2761815 + 2761816.

It is an arithmetic number, because the mean of its divisors is an integer number (2761816).

Almost surely, 2^5523631 is an apocalyptic number.

5523631 is a deficient number, since it is larger than the sum of its proper divisors (1).

5523631 is an equidigital number, since it uses as much as digits as its factorization.

5523631 is an odious number, because the sum of its binary digits is odd.

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

The square root of 5523631 is about 2350.2406259785. The cubic root of 5523631 is about 176.7698606002.

Adding to 5523631 its reverse (1363255), we get a palindrome (6886886).

The spelling of 5523631 in words is "five million, five hundred twenty-three thousand, six hundred thirty-one".