887977728 has 360 divisors, whose sum is σ = 3071764080. Its totient is φ = 252149760.

The previous prime is 887977723. The next prime is 887977747. The reversal of 887977728 is 827779788.

887977728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (887977723) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3877518 + ... + 3877746.

It is an arithmetic number, because the mean of its divisors is an integer number (8532678).

Almost surely, 2^887977728 is an apocalyptic number.

887977728 is a gapful number since it is divisible by the number (88) 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 887977728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1535882040).

887977728 is an abundant number, since it is smaller than the sum of its proper divisors (2183786352).

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

887977728 is a wasteful number, since it uses less digits than its factorization.

887977728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285 (or 262 counting only the distinct ones).

The product of its digits is 22127616, while the sum is 63.

The square root of 887977728 is about 29798.9551494679. The cubic root of 887977728 is about 961.1710708702.

The spelling of 887977728 in words is "eight hundred eighty-seven million, nine hundred seventy-seven thousand, seven hundred twenty-eight".