3994813716 has 24 divisors (see below), whose sum is σ = 9345204960. Its totient is φ = 1328179872.

The previous prime is 3994813657. The next prime is 3994813727. The reversal of 3994813716 is 6173184993.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 423226 + ... + 432561.

It is an arithmetic number, because the mean of its divisors is an integer number (389383540).

Almost surely, 2^3994813716 is an apocalyptic number.

It is an amenable number.

3994813716 is an abundant number, since it is smaller than the sum of its proper divisors (5350391244).

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

3994813716 is a wasteful number, since it uses less digits than its factorization.

3994813716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856183 (or 856181 counting only the distinct ones).

The product of its digits is 979776, while the sum is 51.

The square root of 3994813716 is about 63204.5387294299. The cubic root of 3994813716 is about 1586.7146958564.

The spelling of 3994813716 in words is "three billion, nine hundred ninety-four million, eight hundred thirteen thousand, seven hundred sixteen".