50855728 has 60 divisors (see below), whose sum is σ = 125061192. Its totient is φ = 19810560.

The previous prime is 50855719. The next prime is 50855731. The reversal of 50855728 is 82755805.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a zygodrome in base 2.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5676 + ... + 11572.

Almost surely, 2^50855728 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 50855728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62530596).

50855728 is an abundant number, since it is smaller than the sum of its proper divisors (74205464).

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

50855728 is a wasteful number, since it uses less digits than its factorization.

50855728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5930 (or 5917 counting only the distinct ones).

The product of its (nonzero) digits is 112000, while the sum is 40.

The square root of 50855728 is about 7131.3202143783. The cubic root of 50855728 is about 370.4929587071.

The spelling of 50855728 in words is "fifty million, eight hundred fifty-five thousand, seven hundred twenty-eight".