52538243 has 2 divisors, whose sum is σ = 52538244. Its totient is φ = 52538242.

The previous prime is 52538237. The next prime is 52538257. The reversal of 52538243 is 34283525.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52538243 - 2⁸ = 52537987 is a prime.

It is not a weakly prime, because it can be changed into another prime (52538293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26269121 + 26269122.

It is an arithmetic number, because the mean of its divisors is an integer number (26269122).

Almost surely, 2^52538243 is an apocalyptic number.

52538243 is a deficient number, since it is larger than the sum of its proper divisors (1).

52538243 is an equidigital number, since it uses as much as digits as its factorization.

52538243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 32.

The square root of 52538243 is about 7248.3269103980. The cubic root of 52538243 is about 374.5345169590.

The spelling of 52538243 in words is "fifty-two million, five hundred thirty-eight thousand, two hundred forty-three".