52646317 has 2 divisors, whose sum is σ = 52646318. Its totient is φ = 52646316.

The previous prime is 52646309. The next prime is 52646327. The reversal of 52646317 is 71364625.

It is a happy number.

52646317 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35390601 + 17255716 = 5949^2 + 4154^2 .

It is a cyclic number.

It is not a de Polignac number, because 52646317 - 2³ = 52646309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52646327) 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, 26323158 + 26323159.

It is an arithmetic number, because the mean of its divisors is an integer number (26323159).

Almost surely, 2^52646317 is an apocalyptic number.

It is an amenable number.

52646317 is a deficient number, since it is larger than the sum of its proper divisors (1).

52646317 is an equidigital number, since it uses as much as digits as its factorization.

52646317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 34.

The square root of 52646317 is about 7255.7781801816. The cubic root of 52646317 is about 374.7911536360.

The spelling of 52646317 in words is "fifty-two million, six hundred forty-six thousand, three hundred seventeen".