3930500505 has 8 divisors (see below), whose sum is σ = 6288800832. Its totient is φ = 2096266928.

The previous prime is 3930500501. The next prime is 3930500507. The reversal of 3930500505 is 5050050393.

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

It is a cyclic number.

It is not a de Polignac number, because 3930500505 - 2² = 3930500501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3930500501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131016669 + ... + 131016698.

It is an arithmetic number, because the mean of its divisors is an integer number (786100104).

Almost surely, 2^3930500505 is an apocalyptic number.

It is an amenable number.

3930500505 is a deficient number, since it is larger than the sum of its proper divisors (2358300327).

3930500505 is a wasteful number, since it uses less digits than its factorization.

3930500505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262033375.

The product of its (nonzero) digits is 10125, while the sum is 30.

The square root of 3930500505 is about 62693.7038704845. The cubic root of 3930500505 is about 1578.1536549540.

Adding to 3930500505 its reverse (5050050393), we get a palindrome (8980550898).

The spelling of 3930500505 in words is "three billion, nine hundred thirty million, five hundred thousand, five hundred five".