3916908172 has 18 divisors (see below), whose sum is σ = 6958716828. Its totient is φ = 1928718792.

The previous prime is 3916908157. The next prime is 3916908199. The reversal of 3916908172 is 2718096193.

It is a happy number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 1022653 + ... + 1026475.

Almost surely, 2^3916908172 is an apocalyptic number.

It is an amenable number.

3916908172 is a deficient number, since it is larger than the sum of its proper divisors (3041808656).

3916908172 is an frugal number, since it uses more digits than its factorization.

3916908172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7717 (or 3892 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 46.

The square root of 3916908172 is about 62585.2072937368. The cubic root of 3916908172 is about 1576.3323801650.

The spelling of 3916908172 in words is "three billion, nine hundred sixteen million, nine hundred eight thousand, one hundred seventy-two".