983885 has 8 divisors (see below), whose sum is σ = 1349376. Its totient is φ = 674640.

The previous prime is 983881. The next prime is 983911. The reversal of 983885 is 588389.

983885 = T₈₁ + T₈₂ + ... + T₁₈₅.

983885 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 983885 - 2² = 983881 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (983881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14021 + ... + 14090.

It is an arithmetic number, because the mean of its divisors is an integer number (168672).

2⁹⁸³⁸⁸⁵ is an apocalyptic number.

It is an amenable number.

983885 is a deficient number, since it is larger than the sum of its proper divisors (365491).

983885 is a wasteful number, since it uses less digits than its factorization.

983885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28123.

The product of its digits is 69120, while the sum is 41.

The square root of 983885 is about 991.9097741226. The cubic root of 983885 is about 99.4599217391.

The spelling of 983885 in words is "nine hundred eighty-three thousand, eight hundred eighty-five".