6939223204 has 9 divisors (see below), whose sum is σ = 12143932171. Its totient is φ = 3469528300.

The previous prime is 6939223157. The next prime is 6939223219. The reversal of 6939223204 is 4023229396.

The square root of 6939223204 is 83302.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 145779 + ... + 187429.

Almost surely, 2^6939223204 is an apocalyptic number.

6939223204 is the 83302-nd square number.

It is an amenable number.

6939223204 is a deficient number, since it is larger than the sum of its proper divisors (5204708967).

6939223204 is an frugal number, since it uses more digits than its factorization.

6939223204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83306 (or 41653 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 40.

The cubic root of 6939223204 is about 1907.3788047753.

The spelling of 6939223204 in words is "six billion, nine hundred thirty-nine million, two hundred twenty-three thousand, two hundred four".