2873455728 has 240 divisors, whose sum is σ = 9253991040. Its totient is φ = 761080320.

The previous prime is 2873455721. The next prime is 2873455729. The reversal of 2873455728 is 8275543782.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2873455721) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1433575 + ... + 1435577.

It is an arithmetic number, because the mean of its divisors is an integer number (38558296).

Almost surely, 2^2873455728 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 2873455728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4626995520).

2873455728 is an abundant number, since it is smaller than the sum of its proper divisors (6380535312).

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

2873455728 is a wasteful number, since it uses less digits than its factorization.

2873455728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2068 (or 2051 counting only the distinct ones).

The product of its digits is 3763200, while the sum is 51.

The square root of 2873455728 is about 53604.6241288940. The cubic root of 2873455728 is about 1421.6788527837.

The spelling of 2873455728 in words is "two billion, eight hundred seventy-three million, four hundred fifty-five thousand, seven hundred twenty-eight".