52502657 has 2 divisors, whose sum is σ = 52502658. Its totient is φ = 52502656.

The previous prime is 52502651. The next prime is 52502677. The reversal of 52502657 is 75620525.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52287361 + 215296 = 7231^2 + 464^2 .

It is a cyclic number.

It is not a de Polignac number, because 52502657 - 2⁴ = 52502641 is a prime.

It is not a weakly prime, because it can be changed into another prime (52502651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26251328 + 26251329.

It is an arithmetic number, because the mean of its divisors is an integer number (26251329).

Almost surely, 2^52502657 is an apocalyptic number.

It is an amenable number.

52502657 is a deficient number, since it is larger than the sum of its proper divisors (1).

52502657 is an equidigital number, since it uses as much as digits as its factorization.

52502657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 52502657 is about 7245.8717211941. The cubic root of 52502657 is about 374.4499360588.

The spelling of 52502657 in words is "fifty-two million, five hundred two thousand, six hundred fifty-seven".