4688191952 has 20 divisors (see below), whose sum is σ = 9097562436. Its totient is φ = 2340433920.

The previous prime is 4688191927. The next prime is 4688191957. The reversal of 4688191952 is 2591918864.

It can be written as a sum of positive squares in 2 ways, for example, as 1834922896 + 2853269056 = 42836^2 + 53416^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4688191894 and 4688191903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4688191957) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 218303 + ... + 238814.

Almost surely, 2^4688191952 is an apocalyptic number.

It is an amenable number.

4688191952 is a deficient number, since it is larger than the sum of its proper divisors (4409370484).

4688191952 is a wasteful number, since it uses less digits than its factorization.

4688191952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457766 (or 457760 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 53.

The square root of 4688191952 is about 68470.3728045934. The cubic root of 4688191952 is about 1673.6647205704.

The spelling of 4688191952 in words is "four billion, six hundred eighty-eight million, one hundred ninety-one thousand, nine hundred fifty-two".