48981328 has 80 divisors (see below), whose sum is σ = 108475200. Its totient is φ = 21232640.

The previous prime is 48981313. The next prime is 48981367. The reversal of 48981328 is 82318984.

48981328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 550308 + ... + 550396.

It is an arithmetic number, because the mean of its divisors is an integer number (1355940).

Almost surely, 2^48981328 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 48981328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54237600).

48981328 is an abundant number, since it is smaller than the sum of its proper divisors (59493872).

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

48981328 is a wasteful number, since it uses less digits than its factorization.

48981328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220 (or 214 counting only the distinct ones).

The product of its digits is 110592, while the sum is 43.

The square root of 48981328 is about 6998.6661586334. Note that the first 3 decimals coincide. The cubic root of 48981328 is about 365.8840844466.

It can be divided in two parts, 4898 and 1328, that added together give a palindrome (6226).

The spelling of 48981328 in words is "forty-eight million, nine hundred eighty-one thousand, three hundred twenty-eight".