5238192638 has 32 divisors (see below), whose sum is σ = 9623453184. Its totient is φ = 2089292832.

The previous prime is 5238192623. The next prime is 5238192649. The reversal of 5238192638 is 8362918325.

It is a super-2 number, since 2×5238192638² = 54877324225594798088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5238192592 and 5238192601.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207920 + ... + 231747.

It is an arithmetic number, because the mean of its divisors is an integer number (300732912).

Almost surely, 2^5238192638 is an apocalyptic number.

5238192638 is a deficient number, since it is larger than the sum of its proper divisors (4385260546).

5238192638 is a wasteful number, since it uses less digits than its factorization.

5238192638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439736.

The product of its digits is 622080, while the sum is 47.

The square root of 5238192638 is about 72375.3593289871. The cubic root of 5238192638 is about 1736.7094014255.

The spelling of 5238192638 in words is "five billion, two hundred thirty-eight million, one hundred ninety-two thousand, six hundred thirty-eight".