3978733092 has 24 divisors (see below), whose sum is σ = 9422275296. Its totient is φ = 1306449408.

The previous prime is 3978733079. The next prime is 3978733103. The reversal of 3978733092 is 2903378793.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2473533 + ... + 2475140.

It is an arithmetic number, because the mean of its divisors is an integer number (392594804).

Almost surely, 2^3978733092 is an apocalyptic number.

It is an amenable number.

3978733092 is an abundant number, since it is smaller than the sum of its proper divisors (5443542204).

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

3978733092 is a wasteful number, since it uses less digits than its factorization.

3978733092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4948747 (or 4948745 counting only the distinct ones).

The product of its (nonzero) digits is 1714608, while the sum is 51.

The square root of 3978733092 is about 63077.1994622463. The cubic root of 3978733092 is about 1584.5827920675.

The spelling of 3978733092 in words is "three billion, nine hundred seventy-eight million, seven hundred thirty-three thousand, ninety-two".