6912209344 has 28 divisors (see below), whose sum is σ = 13764919384. Its totient is φ = 3443883264.

The previous prime is 6912209341. The next prime is 6912209351. The reversal of 6912209344 is 4439022196.

It is a junction number, because it is equal to n+sod(n) for n = 6912209297 and 6912209306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6912209341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172707 + ... + 208930.

Almost surely, 2^6912209344 is an apocalyptic number.

6912209344 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

6912209344 is a deficient number, since it is larger than the sum of its proper divisors (6852710040).

6912209344 is a wasteful number, since it uses less digits than its factorization.

6912209344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381932 (or 381922 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 6912209344 is about 83139.6977622604. The cubic root of 6912209344 is about 1904.9004932375.

The spelling of 6912209344 in words is "six billion, nine hundred twelve million, two hundred nine thousand, three hundred forty-four".