853824 has 28 divisors (see below), whose sum is σ = 2259584. Its totient is φ = 284544.

The previous prime is 853823. The next prime is 853837. The reversal of 853824 is 428358.

It is a junction number, because it is equal to n+sod(n) for n = 853791 and 853800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2032 + ... + 2415.

2⁸⁵³⁸²⁴ is an apocalyptic number.

It is an amenable number.

853824 is an abundant number, since it is smaller than the sum of its proper divisors (1405760).

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

853824 is a wasteful number, since it uses less digits than its factorization.

853824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4462 (or 4452 counting only the distinct ones).

The product of its digits is 7680, while the sum is 30.

The square root of 853824 is about 924.0259736609. The cubic root of 853824 is about 94.8686643133.

The spelling of 853824 in words is "eight hundred fifty-three thousand, eight hundred twenty-four".