3981763 has 2 divisors, whose sum is σ = 3981764. Its totient is φ = 3981762.

The previous prime is 3981749. The next prime is 3981767. The reversal of 3981763 is 3671893.

3981763 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3981763 - 2²¹ = 1884611 is a prime.

3981763 is a lucky number.

It is a zygodrome in base 2.

It is not a weakly prime, because it can be changed into another prime (3981767) by changing a digit.

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, 1990881 + 1990882.

It is an arithmetic number, because the mean of its divisors is an integer number (1990882).

Almost surely, 2^3981763 is an apocalyptic number.

3981763 is a deficient number, since it is larger than the sum of its proper divisors (1).

3981763 is an equidigital number, since it uses as much as digits as its factorization.

3981763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 37.

The square root of 3981763 is about 1995.4355414295. The cubic root of 3981763 is about 158.4984923580.

The spelling of 3981763 in words is "three million, nine hundred eighty-one thousand, seven hundred sixty-three".