4921830528 has 128 divisors (see below), whose sum is σ = 13951723200. Its totient is φ = 1532805120.

The previous prime is 4921830503. The next prime is 4921830533. The reversal of 4921830528 is 8250381294.

It is a tau number, because it is divible by the number of its divisors (128).

It is a self number, because there is not a number n which added to its sum of digits gives 4921830528.

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, 527988 + ... + 537228.

Almost surely, 2^4921830528 is an apocalyptic number.

4921830528 is a gapful number since it is divisible by the number (48) 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 4921830528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6975861600).

4921830528 is an abundant number, since it is smaller than the sum of its proper divisors (9029892672).

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

4921830528 is a wasteful number, since it uses less digits than its factorization.

4921830528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9350 (or 9338 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 4921830528 is about 70155.7590508434. The cubic root of 4921830528 is about 1701.0179057292.

The spelling of 4921830528 in words is "four billion, nine hundred twenty-one million, eight hundred thirty thousand, five hundred twenty-eight".