52769239 has 2 divisors, whose sum is σ = 52769240. Its totient is φ = 52769238.

The previous prime is 52769237. The next prime is 52769273. The reversal of 52769239 is 93296725.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52769239 - 2¹ = 52769237 is a prime.

Together with 52769237, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 52769195 and 52769204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52769231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26384619 + 26384620.

It is an arithmetic number, because the mean of its divisors is an integer number (26384620).

Almost surely, 2^52769239 is an apocalyptic number.

52769239 is a deficient number, since it is larger than the sum of its proper divisors (1).

52769239 is an equidigital number, since it uses as much as digits as its factorization.

52769239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 204120, while the sum is 43.

The square root of 52769239 is about 7264.2438698050. The cubic root of 52769239 is about 375.0826223874.

The spelling of 52769239 in words is "fifty-two million, seven hundred sixty-nine thousand, two hundred thirty-nine".