89585663 has 2 divisors, whose sum is σ = 89585664. Its totient is φ = 89585662.

The previous prime is 89585623. The next prime is 89585689. The reversal of 89585663 is 36658598.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89585663 - 2¹² = 89581567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89585623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44792831 + 44792832.

It is an arithmetic number, because the mean of its divisors is an integer number (44792832).

Almost surely, 2^89585663 is an apocalyptic number.

89585663 is a deficient number, since it is larger than the sum of its proper divisors (1).

89585663 is an equidigital number, since it uses as much as digits as its factorization.

89585663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1555200, while the sum is 50.

The square root of 89585663 is about 9464.9703116280. The cubic root of 89585663 is about 447.4517085306.

The spelling of 89585663 in words is "eighty-nine million, five hundred eighty-five thousand, six hundred sixty-three".