3957799 has 2 divisors, whose sum is σ = 3957800. Its totient is φ = 3957798.

The previous prime is 3957781. The next prime is 3957829. The reversal of 3957799 is 9977593.

3957799 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (9977593) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3957799 - 2⁷ = 3957671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3957749) 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, 1978899 + 1978900.

It is an arithmetic number, because the mean of its divisors is an integer number (1978900).

Almost surely, 2^3957799 is an apocalyptic number.

3957799 is a deficient number, since it is larger than the sum of its proper divisors (1).

3957799 is an equidigital number, since it uses as much as digits as its factorization.

3957799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 535815, while the sum is 49.

The square root of 3957799 is about 1989.4217752905. The cubic root of 3957799 is about 158.1798811203.

The spelling of 3957799 in words is "three million, nine hundred fifty-seven thousand, seven hundred ninety-nine".