853868 has 6 divisors (see below), whose sum is σ = 1494276. Its totient is φ = 426932.

The previous prime is 853843. The next prime is 853873. The reversal of 853868 is 868358.

It is a happy number.

853868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×853868² = 1458181122848, which contains 22 as substring.

It is an unprimeable number.

853868 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106730 + ... + 106737.

It is an arithmetic number, because the mean of its divisors is an integer number (249046).

2⁸⁵³⁸⁶⁸ is an apocalyptic number.

It is an amenable number.

853868 is a deficient number, since it is larger than the sum of its proper divisors (640408).

853868 is a wasteful number, since it uses less digits than its factorization.

853868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213471 (or 213469 counting only the distinct ones).

The product of its digits is 46080, while the sum is 38.

The square root of 853868 is about 924.0497822087. The cubic root of 853868 is about 94.8702939034.

The spelling of 853868 in words is "eight hundred fifty-three thousand, eight hundred sixty-eight".