6847873920 has 256 divisors, whose sum is σ = 24435936000. Its totient is φ = 1812326400.

The previous prime is 6847873889. The next prime is 6847873937. The reversal of 6847873920 is 293787486.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2400495 + ... + 2403345.

It is an arithmetic number, because the mean of its divisors is an integer number (95452875).

Almost surely, 2^6847873920 is an apocalyptic number.

6847873920 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6847873920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12217968000).

6847873920 is an abundant number, since it is smaller than the sum of its proper divisors (17588062080).

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

6847873920 is a wasteful number, since it uses less digits than its factorization.

6847873920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3018 (or 3000 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 54.

The square root of 6847873920 is about 82751.8816704490. The cubic root of 6847873920 is about 1898.9721051384.

The spelling of 6847873920 in words is "six billion, eight hundred forty-seven million, eight hundred seventy-three thousand, nine hundred twenty".