52755839 has 2 divisors, whose sum is σ = 52755840. Its totient is φ = 52755838.

The previous prime is 52755809. The next prime is 52755847. The reversal of 52755839 is 93855725.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52755839 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52755839.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52755809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26377919 + 26377920.

It is an arithmetic number, because the mean of its divisors is an integer number (26377920).

Almost surely, 2^52755839 is an apocalyptic number.

52755839 is a deficient number, since it is larger than the sum of its proper divisors (1).

52755839 is an equidigital number, since it uses as much as digits as its factorization.

52755839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 378000, while the sum is 44.

The square root of 52755839 is about 7263.3214853812. The cubic root of 52755839 is about 375.0508707284.

The spelling of 52755839 in words is "fifty-two million, seven hundred fifty-five thousand, eight hundred thirty-nine".