853768 has 8 divisors (see below), whose sum is σ = 1600830. Its totient is φ = 426880.

The previous prime is 853763. The next prime is 853793. The reversal of 853768 is 867358.

It can be written as a sum of positive squares in only one way, i.e., 675684 + 178084 = 822^2 + 422^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (853763) 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 as a sum of consecutive naturals, namely, 53353 + ... + 53368.

2⁸⁵³⁷⁶⁸ is an apocalyptic number.

It is an amenable number.

853768 is a deficient number, since it is larger than the sum of its proper divisors (747062).

853768 is a wasteful number, since it uses less digits than its factorization.

853768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106727 (or 106723 counting only the distinct ones).

The product of its digits is 40320, while the sum is 37.

The square root of 853768 is about 923.9956709855. The cubic root of 853768 is about 94.8665902085.

The spelling of 853768 in words is "eight hundred fifty-three thousand, seven hundred sixty-eight".