5247761 has 2 divisors, whose sum is σ = 5247762. Its totient is φ = 5247760.

The previous prime is 5247757. The next prime is 5247787. The reversal of 5247761 is 1677425.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4977361 + 270400 = 2231^2 + 520^2 .

It is a cyclic number.

It is not a de Polignac number, because 5247761 - 2² = 5247757 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5247701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2623880 + 2623881.

It is an arithmetic number, because the mean of its divisors is an integer number (2623881).

Almost surely, 2^5247761 is an apocalyptic number.

It is an amenable number.

5247761 is a deficient number, since it is larger than the sum of its proper divisors (1).

5247761 is an equidigital number, since it uses as much as digits as its factorization.

5247761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11760, while the sum is 32.

The square root of 5247761 is about 2290.7992055176. The cubic root of 5247761 is about 173.7766213544.

The spelling of 5247761 in words is "five million, two hundred forty-seven thousand, seven hundred sixty-one".