5636249 has 2 divisors, whose sum is σ = 5636250. Its totient is φ = 5636248.

The previous prime is 5636233. The next prime is 5636251. The reversal of 5636249 is 9426365.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5438224 + 198025 = 2332^2 + 445^2 .

It is a cyclic number.

It is not a de Polignac number, because 5636249 - 2⁴ = 5636233 is a prime.

Together with 5636251, it forms a pair of twin primes.

It is a Chen prime.

It is a d-powerful number, because it can be written as 5⁹ + 6⁸ + 3⁷ + 6⁸ + 2⁹ + 4⁹ + 9⁵ .

It is a plaindrome in base 13.

It is not a weakly prime, because it can be changed into another prime (5636149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2818124 + 2818125.

It is an arithmetic number, because the mean of its divisors is an integer number (2818125).

Almost surely, 2^5636249 is an apocalyptic number.

It is an amenable number.

5636249 is a deficient number, since it is larger than the sum of its proper divisors (1).

5636249 is an equidigital number, since it uses as much as digits as its factorization.

5636249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 35.

The square root of 5636249 is about 2374.0785580936. The cubic root of 5636249 is about 177.9631388554.

It can be divided in two parts, 5636 and 249, that added together give a palindrome (5885).

The spelling of 5636249 in words is "five million, six hundred thirty-six thousand, two hundred forty-nine".