3965909922 has 24 divisors (see below), whose sum is σ = 9253790364. Its totient is φ = 1220279904.

The previous prime is 3965909911. The next prime is 3965909929. The reversal of 3965909922 is 2299095693.

It can be written as a sum of positive squares in 2 ways, for example, as 3930161481 + 35748441 = 62691^2 + 5979^2 .

It is not an unprimeable number, because it can be changed into a prime (3965909929) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8473933 + ... + 8474400.

Almost surely, 2^3965909922 is an apocalyptic number.

3965909922 is an abundant number, since it is smaller than the sum of its proper divisors (5287880442).

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

3965909922 is a wasteful number, since it uses less digits than its factorization.

3965909922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16948354 (or 16948351 counting only the distinct ones).

The product of its (nonzero) digits is 2361960, while the sum is 54.

The square root of 3965909922 is about 62975.4707961759. The cubic root of 3965909922 is about 1582.8786279099.

The spelling of 3965909922 in words is "three billion, nine hundred sixty-five million, nine hundred nine thousand, nine hundred twenty-two".