3981752 has 8 divisors (see below), whose sum is σ = 7465800. Its totient is φ = 1990872.

The previous prime is 3981749. The next prime is 3981763. The reversal of 3981752 is 2571893.

3981752 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248852 + ... + 248867.

It is an arithmetic number, because the mean of its divisors is an integer number (933225).

Almost surely, 2^3981752 is an apocalyptic number.

It is an amenable number.

3981752 is a deficient number, since it is larger than the sum of its proper divisors (3484048).

3981752 is a wasteful number, since it uses less digits than its factorization.

3981752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497725 (or 497721 counting only the distinct ones).

The product of its digits is 15120, while the sum is 35.

The square root of 3981752 is about 1995.4327851371. The cubic root of 3981752 is about 158.4983464021.

The spelling of 3981752 in words is "three million, nine hundred eighty-one thousand, seven hundred fifty-two".