84983589 has 12 divisors (see below), whose sum is σ = 123266572. Its totient is φ = 56419200.

The previous prime is 84983533. The next prime is 84983593. The reversal of 84983589 is 98538948.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 70006689 + 14976900 = 8367^2 + 3870^2 .

It is not a de Polignac number, because 84983589 - 2⁹ = 84983077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84983189) 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 in 11 ways as a sum of consecutive naturals, for example, 17422 + ... + 21759.

Almost surely, 2^84983589 is an apocalyptic number.

It is an amenable number.

84983589 is a deficient number, since it is larger than the sum of its proper divisors (38282983).

84983589 is a wasteful number, since it uses less digits than its factorization.

84983589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39428 (or 39425 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 54.

The square root of 84983589 is about 9218.6544028942. The cubic root of 84983589 is about 439.6546687782.

The spelling of 84983589 in words is "eighty-four million, nine hundred eighty-three thousand, five hundred eighty-nine".