52808537 has 2 divisors, whose sum is σ = 52808538. Its totient is φ = 52808536.

The previous prime is 52808527. The next prime is 52808549. The reversal of 52808537 is 73580825.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52070656 + 737881 = 7216^2 + 859^2 .

It is a cyclic number.

It is not a de Polignac number, because 52808537 - 2¹⁶ = 52743001 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 52808537.

It is not a weakly prime, because it can be changed into another prime (52808527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26404268 + 26404269.

It is an arithmetic number, because the mean of its divisors is an integer number (26404269).

Almost surely, 2^52808537 is an apocalyptic number.

It is an amenable number.

52808537 is a deficient number, since it is larger than the sum of its proper divisors (1).

52808537 is an equidigital number, since it uses as much as digits as its factorization.

52808537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 67200, while the sum is 38.

The square root of 52808537 is about 7266.9482590700. The cubic root of 52808537 is about 375.1757090647.

The spelling of 52808537 in words is "fifty-two million, eight hundred eight thousand, five hundred thirty-seven".