983856 has 40 divisors (see below), whose sum is σ = 2579200. Its totient is φ = 323136.

The previous prime is 983849. The next prime is 983861. The reversal of 983856 is 658389.

It is an alternating number because its digits alternate between odd and even.

It is a zygodrome in base 2.

It is an unprimeable number.

983856 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 7 ways as a sum of consecutive naturals, for example, 4845 + ... + 5043.

It is an arithmetic number, because the mean of its divisors is an integer number (64480).

2⁹⁸³⁸⁵⁶ 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 983856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1289600).

983856 is an abundant number, since it is smaller than the sum of its proper divisors (1595344).

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

983856 is a wasteful number, since it uses less digits than its factorization.

983856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313 (or 307 counting only the distinct ones).

The product of its digits is 51840, while the sum is 39.

The square root of 983856 is about 991.8951557498. The cubic root of 983856 is about 99.4589445362.

The spelling of 983856 in words is "nine hundred eighty-three thousand, eight hundred fifty-six".