2056873728 has 288 divisors, whose sum is σ = 7096768000. Its totient is φ = 513589248.

The previous prime is 2056873723. The next prime is 2056873757. The reversal of 2056873728 is 8273786502.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2056873723) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1327098 + ... + 1328646.

Almost surely, 2^2056873728 is an apocalyptic number.

2056873728 is a gapful number since it is divisible by the number (28) 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 2056873728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3548384000).

2056873728 is an abundant number, since it is smaller than the sum of its proper divisors (5039894272).

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

2056873728 is a wasteful number, since it uses less digits than its factorization.

2056873728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1607 (or 1593 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 48.

The square root of 2056873728 is about 45352.7697941372. The cubic root of 2056873728 is about 1271.7523349942.

The spelling of 2056873728 in words is "two billion, fifty-six million, eight hundred seventy-three thousand, seven hundred twenty-eight".