3982921044 has 48 divisors (see below), whose sum is σ = 9599170560. Its totient is φ = 1284023520.

The previous prime is 3982921021. The next prime is 3982921069. The reversal of 3982921044 is 4401292893.

It is a junction number, because it is equal to n+sod(n) for n = 3982920987 and 3982921005.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 1091487 + ... + 1095129.

It is an arithmetic number, because the mean of its divisors is an integer number (199982720).

Almost surely, 2^3982921044 is an apocalyptic number.

It is an amenable number.

3982921044 is an abundant number, since it is smaller than the sum of its proper divisors (5616249516).

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

3982921044 is a wasteful number, since it uses less digits than its factorization.

3982921044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6620 (or 6618 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 3982921044 is about 63110.3877661990. The cubic root of 3982921044 is about 1585.1385661049.

The spelling of 3982921044 in words is "three billion, nine hundred eighty-two million, nine hundred twenty-one thousand, forty-four".