3953012172 has 12 divisors (see below), whose sum is σ = 9223695096. Its totient is φ = 1317670720.

The previous prime is 3953012153. The next prime is 3953012207. The reversal of 3953012172 is 2712103593.

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 164708829 + ... + 164708852.

It is an arithmetic number, because the mean of its divisors is an integer number (768641258).

Almost surely, 2^3953012172 is an apocalyptic number.

It is an amenable number.

3953012172 is an abundant number, since it is smaller than the sum of its proper divisors (5270682924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3953012172 is a wasteful number, since it uses less digits than its factorization.

3953012172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329417688 (or 329417686 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 3953012172 is about 62872.9844368788. The cubic root of 3953012172 is about 1581.1608426830.

The spelling of 3953012172 in words is "three billion, nine hundred fifty-three million, twelve thousand, one hundred seventy-two".