984539 has 2 divisors, whose sum is σ = 984540. Its totient is φ = 984538.

The previous prime is 984497. The next prime is 984541. The reversal of 984539 is 935489.

It is a strong prime.

It is an emirp because it is prime and its reverse (935489) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-984539 is a prime.

Together with 984541, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 15.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 984539.

It is not a weakly prime, because it can be changed into another prime (954539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492269 + 492270.

It is an arithmetic number, because the mean of its divisors is an integer number (492270).

2⁹⁸⁴⁵³⁹ is an apocalyptic number.

984539 is a deficient number, since it is larger than the sum of its proper divisors (1).

984539 is an equidigital number, since it uses as much as digits as its factorization.

984539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 38.

The square root of 984539 is about 992.2393864386. The cubic root of 984539 is about 99.4819542537.

It can be divided in two parts, 9 and 84539, that added together give a palindrome (84548).

The spelling of 984539 in words is "nine hundred eighty-four thousand, five hundred thirty-nine".