3992820771 has 16 divisors (see below), whose sum is σ = 5463063936. Its totient is φ = 2592581376.

The previous prime is 3992820737. The next prime is 3992820781. The reversal of 3992820771 is 1770282993.

3992820771 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3992820771 - 2¹¹ = 3992818723 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3992820771.

It is not an unprimeable number, because it can be changed into a prime (3992820781) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1696 + ... + 89378.

It is an arithmetic number, because the mean of its divisors is an integer number (341441496).

Almost surely, 2^3992820771 is an apocalyptic number.

3992820771 is a deficient number, since it is larger than the sum of its proper divisors (1470243165).

3992820771 is a wasteful number, since it uses less digits than its factorization.

3992820771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88082.

The product of its (nonzero) digits is 381024, while the sum is 48.

The square root of 3992820771 is about 63188.7709249041. The cubic root of 3992820771 is about 1586.4507902568.

The spelling of 3992820771 in words is "three billion, nine hundred ninety-two million, eight hundred twenty thousand, seven hundred seventy-one".