53308589 has 2 divisors, whose sum is σ = 53308590. Its totient is φ = 53308588.

The previous prime is 53308579. The next prime is 53308603. The reversal of 53308589 is 98580335.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50651689 + 2656900 = 7117^2 + 1630^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53308589 is a prime.

It is a super-2 number, since 2×53308589² = 5683611322341842, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53308529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26654294 + 26654295.

It is an arithmetic number, because the mean of its divisors is an integer number (26654295).

Almost surely, 2^53308589 is an apocalyptic number.

It is an amenable number.

53308589 is a deficient number, since it is larger than the sum of its proper divisors (1).

53308589 is an equidigital number, since it uses as much as digits as its factorization.

53308589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129600, while the sum is 41.

The square root of 53308589 is about 7301.2731081641. The cubic root of 53308589 is about 376.3561892743.

The spelling of 53308589 in words is "fifty-three million, three hundred eight thousand, five hundred eighty-nine".