853923804 has 24 divisors (see below), whose sum is σ = 2109694608. Its totient is φ = 267897600.

The previous prime is 853923803. The next prime is 853923827. The reversal of 853923804 is 408329358.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853923803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2092747 + ... + 2093154.

It is an arithmetic number, because the mean of its divisors is an integer number (87903942).

Almost surely, 2^853923804 is an apocalyptic number.

It is an amenable number.

853923804 is an abundant number, since it is smaller than the sum of its proper divisors (1255770804).

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

853923804 is a wasteful number, since it uses less digits than its factorization.

853923804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4185925 (or 4185923 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 853923804 is about 29221.9746766025. The cubic root of 853923804 is about 948.7236058766.

The spelling of 853923804 in words is "eight hundred fifty-three million, nine hundred twenty-three thousand, eight hundred four".