6894318220 has 12 divisors (see below), whose sum is σ = 14478068304. Its totient is φ = 2757727280.

The previous prime is 6894318181. The next prime is 6894318239. The reversal of 6894318220 is 228134986.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 172357936 + ... + 172357975.

It is an arithmetic number, because the mean of its divisors is an integer number (1206505692).

Almost surely, 2^6894318220 is an apocalyptic number.

It is an amenable number.

6894318220 is an abundant number, since it is smaller than the sum of its proper divisors (7583750084).

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

6894318220 is a wasteful number, since it uses less digits than its factorization.

6894318220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344715920 (or 344715918 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 43.

The square root of 6894318220 is about 83032.0312891356. The cubic root of 6894318220 is about 1903.2555653621.

The spelling of 6894318220 in words is "six billion, eight hundred ninety-four million, three hundred eighteen thousand, two hundred twenty".