853144 has 16 divisors (see below), whose sum is σ = 1634400. Its totient is φ = 417312.

The previous prime is 853133. The next prime is 853159. The reversal of 853144 is 441358.

It is a congruent number.

It is an unprimeable number.

853144 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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, 759 + ... + 1510.

It is an arithmetic number, because the mean of its divisors is an integer number (102150).

2⁸⁵³¹⁴⁴ is an apocalyptic number.

It is an amenable number.

853144 is a deficient number, since it is larger than the sum of its proper divisors (781256).

853144 is a wasteful number, since it uses less digits than its factorization.

853144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2322 (or 2318 counting only the distinct ones).

The product of its digits is 1920, while the sum is 25.

The square root of 853144 is about 923.6579453456. The cubic root of 853144 is about 94.8434726168.

The spelling of 853144 in words is "eight hundred fifty-three thousand, one hundred forty-four".