853219378 has 16 divisors (see below), whose sum is σ = 1397340000. Its totient is φ = 387504000.

The previous prime is 853219363. The next prime is 853219379. The reversal of 853219378 is 873912358.

It is not an unprimeable number, because it can be changed into a prime (853219379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11953 + ... + 43003.

It is an arithmetic number, because the mean of its divisors is an integer number (87333750).

Almost surely, 2^853219378 is an apocalyptic number.

853219378 is a deficient number, since it is larger than the sum of its proper divisors (544120622).

853219378 is a wasteful number, since it uses less digits than its factorization.

853219378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32313.

The product of its digits is 362880, while the sum is 46.

The square root of 853219378 is about 29209.9191714048. The cubic root of 853219378 is about 948.4626577592.

The spelling of 853219378 in words is "eight hundred fifty-three million, two hundred nineteen thousand, three hundred seventy-eight".