3866790712 has 8 divisors (see below), whose sum is σ = 7250232600. Its totient is φ = 1933395352.

The previous prime is 3866790703. The next prime is 3866790713. The reversal of 3866790712 is 2170976683.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3866790713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 241674412 + ... + 241674427.

It is an arithmetic number, because the mean of its divisors is an integer number (906279075).

Almost surely, 2^3866790712 is an apocalyptic number.

It is an amenable number.

3866790712 is a deficient number, since it is larger than the sum of its proper divisors (3383441888).

3866790712 is a wasteful number, since it uses less digits than its factorization.

3866790712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483348845 (or 483348841 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 49.

The square root of 3866790712 is about 62183.5244417683. The cubic root of 3866790712 is about 1569.5803592642.

The spelling of 3866790712 in words is "three billion, eight hundred sixty-six million, seven hundred ninety thousand, seven hundred twelve".