89339389 has 2 divisors, whose sum is σ = 89339390. Its totient is φ = 89339388.

The previous prime is 89339377. The next prime is 89339399. The reversal of 89339389 is 98393398.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82210489 + 7128900 = 9067^2 + 2670^2 .

It is a cyclic number.

It is not a de Polignac number, because 89339389 - 2¹¹ = 89337341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89339309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44669694 + 44669695.

It is an arithmetic number, because the mean of its divisors is an integer number (44669695).

Almost surely, 2^89339389 is an apocalyptic number.

It is an amenable number.

89339389 is a deficient number, since it is larger than the sum of its proper divisors (1).

89339389 is an equidigital number, since it uses as much as digits as its factorization.

89339389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1259712, while the sum is 52.

The square root of 89339389 is about 9451.9515974216. The cubic root of 89339389 is about 447.0413123053.

The spelling of 89339389 in words is "eighty-nine million, three hundred thirty-nine thousand, three hundred eighty-nine".