3858761 has 2 divisors, whose sum is σ = 3858762. Its totient is φ = 3858760.

The previous prime is 3858749. The next prime is 3858763. The reversal of 3858761 is 1678583.

3858761 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 can be written as a sum of positive squares in only one way, i.e., 3841600 + 17161 = 1960^2 + 131^2 .

It is a cyclic number.

It is not a de Polignac number, because 3858761 - 2¹⁸ = 3596617 is a prime.

Together with 3858763, it forms a pair of twin primes.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (3858763) 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, 1929380 + 1929381.

It is an arithmetic number, because the mean of its divisors is an integer number (1929381).

Almost surely, 2^3858761 is an apocalyptic number.

It is an amenable number.

3858761 is a deficient number, since it is larger than the sum of its proper divisors (1).

3858761 is an equidigital number, since it uses as much as digits as its factorization.

3858761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 38.

The square root of 3858761 is about 1964.3729279340. The cubic root of 3858761 is about 156.8493151708.

The spelling of 3858761 in words is "three million, eight hundred fifty-eight thousand, seven hundred sixty-one".