828983 has 4 divisors (see below), whose sum is σ = 831720. Its totient is φ = 826248.

The previous prime is 828977. The next prime is 829001. The reversal of 828983 is 389828.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 828983 - 2⁴ = 828967 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (828923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 848 + ... + 1541.

It is an arithmetic number, because the mean of its divisors is an integer number (207930).

2⁸²⁸⁹⁸³ is an apocalyptic number.

828983 is a deficient number, since it is larger than the sum of its proper divisors (2737).

828983 is a wasteful number, since it uses less digits than its factorization.

828983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2736.

The product of its digits is 27648, while the sum is 38.

The square root of 828983 is about 910.4850355717. The cubic root of 828983 is about 93.9395642909.

The spelling of 828983 in words is "eight hundred twenty-eight thousand, nine hundred eighty-three".