3992463892 has 12 divisors (see below), whose sum is σ = 6994149876. Its totient is φ = 1994135360.

The previous prime is 3992463887. The next prime is 3992463899. The reversal of 3992463892 is 2983642993.

3992463892 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 3064286736 + 928177156 = 55356^2 + 30466^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3992463899) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 519859 + ... + 527482.

It is an arithmetic number, because the mean of its divisors is an integer number (582845823).

Almost surely, 2^3992463892 is an apocalyptic number.

It is an amenable number.

3992463892 is a deficient number, since it is larger than the sum of its proper divisors (3001685984).

3992463892 is a wasteful number, since it uses less digits than its factorization.

3992463892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048298 (or 1048296 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 55.

The square root of 3992463892 is about 63185.9469502515. The cubic root of 3992463892 is about 1586.4035231013.

The spelling of 3992463892 in words is "three billion, nine hundred ninety-two million, four hundred sixty-three thousand, eight hundred ninety-two".