5206657 has 2 divisors, whose sum is σ = 5206658. Its totient is φ = 5206656.

The previous prime is 5206639. The next prime is 5206661. The reversal of 5206657 is 7566025.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4330561 + 876096 = 2081^2 + 936^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5206657 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5206687) 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, 2603328 + 2603329.

It is an arithmetic number, because the mean of its divisors is an integer number (2603329).

Almost surely, 2^5206657 is an apocalyptic number.

It is an amenable number.

5206657 is a deficient number, since it is larger than the sum of its proper divisors (1).

5206657 is an equidigital number, since it uses as much as digits as its factorization.

5206657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 5206657 is about 2281.8100271495. The cubic root of 5206657 is about 173.3217197183.

The spelling of 5206657 in words is "five million, two hundred six thousand, six hundred fifty-seven".