3995822408 has 12 divisors (see below), whose sum is σ = 7492502265. Its totient is φ = 1997821808.

The previous prime is 3995822387. The next prime is 3995822431. The reversal of 3995822408 is 8042285993.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

3995822408 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3457675204 + 538147204 = 58802^2 + 23198^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=44698.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 167618 + ... + 189966.

Almost surely, 2^3995822408 is an apocalyptic number.

It is an amenable number.

3995822408 is a deficient number, since it is larger than the sum of its proper divisors (3496679857).

3995822408 is an frugal number, since it uses more digits than its factorization.

3995822408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44704 (or 22351 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 50.

The square root of 3995822408 is about 63212.5178109526. The cubic root of 3995822408 is about 1586.8482333080.

Multiplying 3995822408 by its sum of digits (50), we get a square (199791120400 = 446980²).

The spelling of 3995822408 in words is "three billion, nine hundred ninety-five million, eight hundred twenty-two thousand, four hundred eight".