3976745384 has 8 divisors (see below), whose sum is σ = 7456397610. Its totient is φ = 1988372688.

The previous prime is 3976745351. The next prime is 3976745387. The reversal of 3976745384 is 4835476793.

It can be written as a sum of positive squares in only one way, i.e., 3971772484 + 4972900 = 63022^2 + 2230^2 .

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

It is not an unprimeable number, because it can be changed into a prime (3976745387) by changing a digit.

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 as a sum of consecutive naturals, namely, 248546579 + ... + 248546594.

Almost surely, 2^3976745384 is an apocalyptic number.

It is an amenable number.

3976745384 is a deficient number, since it is larger than the sum of its proper divisors (3479652226).

3976745384 is a wasteful number, since it uses less digits than its factorization.

3976745384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497093179 (or 497093175 counting only the distinct ones).

The product of its digits is 15240960, while the sum is 56.

The square root of 3976745384 is about 63061.4413409652. The cubic root of 3976745384 is about 1584.3188711598.

The spelling of 3976745384 in words is "three billion, nine hundred seventy-six million, seven hundred forty-five thousand, three hundred eighty-four".