3957049 has 2 divisors, whose sum is σ = 3957050. Its totient is φ = 3957048.

The previous prime is 3957047. The next prime is 3957053. The reversal of 3957049 is 9407593.

3957049 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 can be written as a sum of positive squares in only one way, i.e., 3367225 + 589824 = 1835^2 + 768^2 .

It is a cyclic number.

It is not a de Polignac number, because 3957049 - 2¹ = 3957047 is a prime.

Together with 3957047, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 3956999 and 3957017.

It is not a weakly prime, because it can be changed into another prime (3957047) 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, 1978524 + 1978525.

It is an arithmetic number, because the mean of its divisors is an integer number (1978525).

Almost surely, 2^3957049 is an apocalyptic number.

It is an amenable number.

3957049 is a deficient number, since it is larger than the sum of its proper divisors (1).

3957049 is an equidigital number, since it uses as much as digits as its factorization.

3957049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 3957049 is about 1989.2332693779. The cubic root of 3957049 is about 158.1698888320.

The spelling of 3957049 in words is "three million, nine hundred fifty-seven thousand, forty-nine".