4781946530 has 8 divisors (see below), whose sum is σ = 8607503772. Its totient is φ = 1912778608.

The previous prime is 4781946517. The next prime is 4781946539. The reversal of 4781946530 is 356491874.

It can be written as a sum of positive squares in 2 ways, for example, as 4696772089 + 85174441 = 68533^2 + 9229^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4781946539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239097317 + ... + 239097336.

Almost surely, 2^4781946530 is an apocalyptic number.

4781946530 is a deficient number, since it is larger than the sum of its proper divisors (3825557242).

4781946530 is a wasteful number, since it uses less digits than its factorization.

4781946530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478194660.

The product of its (nonzero) digits is 725760, while the sum is 47.

The square root of 4781946530 is about 69151.6198653365. The cubic root of 4781946530 is about 1684.7478283177.

It can be divided in two parts, 47819 and 46530, that added together give a palindrome (94349).

The spelling of 4781946530 in words is "four billion, seven hundred eighty-one million, nine hundred forty-six thousand, five hundred thirty".