984636 has 36 divisors (see below), whose sum is σ = 2583672. Its totient is φ = 327888.

The previous prime is 984617. The next prime is 984667. The reversal of 984636 is 636489.

984636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 984636.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 984636.

It is an unprimeable number.

984636 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 11 ways as a sum of consecutive naturals, for example, 466 + ... + 1478.

2⁹⁸⁴⁶³⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 984636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1291836).

984636 is an abundant number, since it is smaller than the sum of its proper divisors (1599036).

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

984636 is a wasteful number, since it uses less digits than its factorization.

984636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032 (or 1018 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 984636 is about 992.2882645683. The cubic root of 984636 is about 99.4852212421.

The spelling of 984636 in words is "nine hundred eighty-four thousand, six hundred thirty-six".