5235649 has 2 divisors, whose sum is σ = 5235650. Its totient is φ = 5235648.

The previous prime is 5235647. The next prime is 5235661. The reversal of 5235649 is 9465325.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5198400 + 37249 = 2280^2 + 193^2 .

It is a cyclic number.

It is not a de Polignac number, because 5235649 - 2¹ = 5235647 is a prime.

Together with 5235647, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5235641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2617824 + 2617825.

It is an arithmetic number, because the mean of its divisors is an integer number (2617825).

Almost surely, 2^5235649 is an apocalyptic number.

It is an amenable number.

5235649 is a deficient number, since it is larger than the sum of its proper divisors (1).

5235649 is an equidigital number, since it uses as much as digits as its factorization.

5235649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32400, while the sum is 34.

The square root of 5235649 is about 2288.1540594986. The cubic root of 5235649 is about 173.6428243682.

The spelling of 5235649 in words is "five million, two hundred thirty-five thousand, six hundred forty-nine".