853712 has 20 divisors (see below), whose sum is σ = 1668420. Its totient is φ = 423168.

The previous prime is 853703. The next prime is 853717. The reversal of 853712 is 217358.

It can be written as a sum of positive squares in 2 ways, for example, as 512656 + 341056 = 716^2 + 584^2 .

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 853712.

It is not an unprimeable number, because it can be changed into a prime (853717) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3548 + ... + 3780.

It is an arithmetic number, because the mean of its divisors is an integer number (83421).

2⁸⁵³⁷¹² is an apocalyptic number.

It is an amenable number.

853712 is a deficient number, since it is larger than the sum of its proper divisors (814708).

853712 is a wasteful number, since it uses less digits than its factorization.

853712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470 (or 464 counting only the distinct ones).

The product of its digits is 1680, while the sum is 26.

The square root of 853712 is about 923.9653673163. The cubic root of 853712 is about 94.8645160130.

The spelling of 853712 in words is "eight hundred fifty-three thousand, seven hundred twelve".