52302247 has 2 divisors, whose sum is σ = 52302248. Its totient is φ = 52302246.

The previous prime is 52302241. The next prime is 52302259. The reversal of 52302247 is 74220325.

52302247 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 is a cyclic number.

It is not a de Polignac number, because 52302247 - 2⁷ = 52302119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52302241) 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, 26151123 + 26151124.

It is an arithmetic number, because the mean of its divisors is an integer number (26151124).

Almost surely, 2^52302247 is an apocalyptic number.

52302247 is a deficient number, since it is larger than the sum of its proper divisors (1).

52302247 is an equidigital number, since it uses as much as digits as its factorization.

52302247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 52302247 is about 7232.0292449630. The cubic root of 52302247 is about 373.9728859255.

The spelling of 52302247 in words is "fifty-two million, three hundred two thousand, two hundred forty-seven".