52847393 has 2 divisors, whose sum is σ = 52847394. Its totient is φ = 52847392.

The previous prime is 52847369. The next prime is 52847419. The reversal of 52847393 is 39374825.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44849809 + 7997584 = 6697^2 + 2828^2 .

It is a cyclic number.

It is not a de Polignac number, because 52847393 - 2¹⁸ = 52585249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52847393.

It is not a weakly prime, because it can be changed into another prime (52847293) 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, 26423696 + 26423697.

It is an arithmetic number, because the mean of its divisors is an integer number (26423697).

Almost surely, 2^52847393 is an apocalyptic number.

It is an amenable number.

52847393 is a deficient number, since it is larger than the sum of its proper divisors (1).

52847393 is an equidigital number, since it uses as much as digits as its factorization.

52847393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 41.

The square root of 52847393 is about 7269.6212418530. The cubic root of 52847393 is about 375.2677033661.

The spelling of 52847393 in words is "fifty-two million, eight hundred forty-seven thousand, three hundred ninety-three".