3992378304 has 28 divisors (see below), whose sum is σ = 10563168104. Its totient is φ = 1330792704.

The previous prime is 3992378281. The next prime is 3992378323. The reversal of 3992378304 is 4038732993.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10396627 + ... + 10397010.

Almost surely, 2^3992378304 is an apocalyptic number.

It is an amenable number.

3992378304 is an abundant number, since it is smaller than the sum of its proper divisors (6570789800).

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

3992378304 is a wasteful number, since it uses less digits than its factorization.

3992378304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20793652 (or 20793642 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 48.

The square root of 3992378304 is about 63185.2696757717. The cubic root of 3992378304 is about 1586.3921869040.

The spelling of 3992378304 in words is "three billion, nine hundred ninety-two million, three hundred seventy-eight thousand, three hundred four".