3938508548 has 12 divisors (see below), whose sum is σ = 7422573900. Its totient is φ = 1817773152.

The previous prime is 3938508547. The next prime is 3938508617. The reversal of 3938508548 is 8458058393.

It can be written as a sum of positive squares in 2 ways, for example, as 1485485764 + 2453022784 = 38542^2 + 49528^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3938508548.

It is not an unprimeable number, because it can be changed into a prime (3938508547) 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, 37870223 + ... + 37870326.

It is an arithmetic number, because the mean of its divisors is an integer number (618547825).

Almost surely, 2^3938508548 is an apocalyptic number.

It is an amenable number.

3938508548 is a deficient number, since it is larger than the sum of its proper divisors (3484065352).

3938508548 is a wasteful number, since it uses less digits than its factorization.

3938508548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75740566 (or 75740564 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 53.

The square root of 3938508548 is about 62757.5377783418. The cubic root of 3938508548 is about 1579.2247101658.

The spelling of 3938508548 in words is "three billion, nine hundred thirty-eight million, five hundred eight thousand, five hundred forty-eight".