3869797 has 2 divisors, whose sum is σ = 3869798. Its totient is φ = 3869796.

The previous prime is 3869791. The next prime is 3869807. The reversal of 3869797 is 7979683.

3869797 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., 3006756 + 863041 = 1734^2 + 929^2 .

It is a cyclic number.

It is not a de Polignac number, because 3869797 - 2¹⁹ = 3345509 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3869797.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3869791) 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, 1934898 + 1934899.

It is an arithmetic number, because the mean of its divisors is an integer number (1934899).

Almost surely, 2^3869797 is an apocalyptic number.

It is an amenable number.

3869797 is a deficient number, since it is larger than the sum of its proper divisors (1).

3869797 is an equidigital number, since it uses as much as digits as its factorization.

3869797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 571536, while the sum is 49.

The square root of 3869797 is about 1967.1799612643. The cubic root of 3869797 is about 156.9987017622.

The spelling of 3869797 in words is "three million, eight hundred sixty-nine thousand, seven hundred ninety-seven".