6873973820 has 192 divisors, whose sum is σ = 17629920000. Its totient is φ = 2247533568.

The previous prime is 6873973789. The next prime is 6873973823. The reversal of 6873973820 is 283793786.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6873973823) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21684302 + ... + 21684618.

It is an arithmetic number, because the mean of its divisors is an integer number (91822500).

Almost surely, 2^6873973820 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6873973820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8814960000).

6873973820 is an abundant number, since it is smaller than the sum of its proper divisors (10755946180).

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

6873973820 is a wasteful number, since it uses less digits than its factorization.

6873973820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485 (or 469 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 53.

The square root of 6873973820 is about 82909.4314297234. The cubic root of 6873973820 is about 1901.3816192792.

The spelling of 6873973820 in words is "six billion, eight hundred seventy-three million, nine hundred seventy-three thousand, eight hundred twenty".