984864 has 24 divisors (see below), whose sum is σ = 2585520. Its totient is φ = 328256.

The previous prime is 984859. The next prime is 984877. The reversal of 984864 is 468489.

It is a tau number, because it is divible by the number of its divisors (24).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 984864.

It is an unprimeable number.

984864 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5034 + ... + 5225.

It is an arithmetic number, because the mean of its divisors is an integer number (107730).

2⁹⁸⁴⁸⁶⁴ is an apocalyptic number.

It is an amenable number.

984864 is an abundant number, since it is smaller than the sum of its proper divisors (1600656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

984864 is a wasteful number, since it uses less digits than its factorization.

984864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10272 (or 10264 counting only the distinct ones).

The product of its digits is 55296, while the sum is 39.

The square root of 984864 is about 992.4031438886. The cubic root of 984864 is about 99.4928995043.

The spelling of 984864 in words is "nine hundred eighty-four thousand, eight hundred sixty-four".