52742617 has 2 divisors, whose sum is σ = 52742618. Its totient is φ = 52742616.

The previous prime is 52742597. The next prime is 52742621. The reversal of 52742617 is 71624725.

52742617 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48944016 + 3798601 = 6996^2 + 1949^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52742617 is a prime.

It is not a weakly prime, because it can be changed into another prime (52742017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26371308 + 26371309.

It is an arithmetic number, because the mean of its divisors is an integer number (26371309).

Almost surely, 2^52742617 is an apocalyptic number.

It is an amenable number.

52742617 is a deficient number, since it is larger than the sum of its proper divisors (1).

52742617 is an equidigital number, since it uses as much as digits as its factorization.

52742617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23520, while the sum is 34.

The square root of 52742617 is about 7262.4112387003. The cubic root of 52742617 is about 375.0195355749.

The spelling of 52742617 in words is "fifty-two million, seven hundred forty-two thousand, six hundred seventeen".