984899 has 4 divisors (see below), whose sum is σ = 1003536. Its totient is φ = 966264.

The previous prime is 984881. The next prime is 984911. The reversal of 984899 is 998489.

984899 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 998489 = 349 ⋅2861.

It is a cyclic number.

It is not a de Polignac number, because 984899 - 2¹² = 980803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (984859) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9239 + ... + 9344.

It is an arithmetic number, because the mean of its divisors is an integer number (250884).

2⁹⁸⁴⁸⁹⁹ is an apocalyptic number.

984899 is a deficient number, since it is larger than the sum of its proper divisors (18637).

984899 is a wasteful number, since it uses less digits than its factorization.

984899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18636.

The product of its digits is 186624, while the sum is 47.

The square root of 984899 is about 992.4207776946. The cubic root of 984899 is about 99.4940780799.

The spelling of 984899 in words is "nine hundred eighty-four thousand, eight hundred ninety-nine".