853340 has 12 divisors (see below), whose sum is σ = 1792056. Its totient is φ = 341328.

The previous prime is 853339. The next prime is 853357. The reversal of 853340 is 43358.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21314 + ... + 21353.

It is an arithmetic number, because the mean of its divisors is an integer number (149338).

853340 is a Friedman number, since it can be written as (5*(80^3+4))/3, using all its digits and the basic arithmetic operations.

2⁸⁵³³⁴⁰ is an apocalyptic number.

It is an amenable number.

853340 is an abundant number, since it is smaller than the sum of its proper divisors (938716).

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

853340 is a wasteful number, since it uses less digits than its factorization.

853340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42676 (or 42674 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 853340 is about 923.7640391355. The cubic root of 853340 is about 94.8507351256.

Adding to 853340 its reverse (43358), we get a palindrome (896698).

The spelling of 853340 in words is "eight hundred fifty-three thousand, three hundred forty".