3920918212 has 12 divisors (see below), whose sum is σ = 6870897040. Its totient is φ = 1957804776.

The previous prime is 3920918203. The next prime is 3920918213. The reversal of 3920918212 is 2128190293.

It is not an unprimeable number, because it can be changed into a prime (3920918213) 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 3 ways as a sum of consecutive naturals, for example, 660258 + ... + 666169.

Almost surely, 2^3920918212 is an apocalyptic number.

It is an amenable number.

3920918212 is a deficient number, since it is larger than the sum of its proper divisors (2949978828).

3920918212 is a wasteful number, since it uses less digits than its factorization.

3920918212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1327170 (or 1327168 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 3920918212 is about 62617.2357422459. The cubic root of 3920918212 is about 1576.8701342383.

The spelling of 3920918212 in words is "three billion, nine hundred twenty million, nine hundred eighteen thousand, two hundred twelve".