3877609 has 2 divisors, whose sum is σ = 3877610. Its totient is φ = 3877608.

The previous prime is 3877603. The next prime is 3877613. The reversal of 3877609 is 9067783.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3861225 + 16384 = 1965^2 + 128^2 .

It is a cyclic number.

It is not a de Polignac number, because 3877609 - 2⁷ = 3877481 is a prime.

It is not a weakly prime, because it can be changed into another prime (3877603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1938804 + 1938805.

It is an arithmetic number, because the mean of its divisors is an integer number (1938805).

Almost surely, 2^3877609 is an apocalyptic number.

It is an amenable number.

3877609 is a deficient number, since it is larger than the sum of its proper divisors (1).

3877609 is an equidigital number, since it uses as much as digits as its factorization.

3877609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 3877609 is about 1969.1645436580. The cubic root of 3877609 is about 157.1042757310.

The spelling of 3877609 in words is "three million, eight hundred seventy-seven thousand, six hundred nine".