50965289 has 2 divisors, whose sum is σ = 50965290. Its totient is φ = 50965288.

The previous prime is 50965283. The next prime is 50965297. The reversal of 50965289 is 98256905.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50651689 + 313600 = 7117^2 + 560^2 .

It is a cyclic number.

It is not a de Polignac number, because 50965289 - 2¹² = 50961193 is a prime.

It is not a weakly prime, because it can be changed into another prime (50965283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25482644 + 25482645.

It is an arithmetic number, because the mean of its divisors is an integer number (25482645).

Almost surely, 2^50965289 is an apocalyptic number.

It is an amenable number.

50965289 is a deficient number, since it is larger than the sum of its proper divisors (1).

50965289 is an equidigital number, since it uses as much as digits as its factorization.

50965289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 194400, while the sum is 44.

The square root of 50965289 is about 7138.9977587894. The cubic root of 50965289 is about 370.7588249527.

The spelling of 50965289 in words is "fifty million, nine hundred sixty-five thousand, two hundred eighty-nine".