3087649 has 2 divisors, whose sum is σ = 3087650. Its totient is φ = 3087648.

The previous prime is 3087619. The next prime is 3087653. The reversal of 3087649 is 9467803.

3087649 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., 2073600 + 1014049 = 1440^2 + 1007^2 .

It is a cyclic number.

It is not a de Polignac number, because 3087649 - 2⁷ = 3087521 is a prime.

It is not a weakly prime, because it can be changed into another prime (3087619) 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, 1543824 + 1543825.

It is an arithmetic number, because the mean of its divisors is an integer number (1543825).

Almost surely, 2^3087649 is an apocalyptic number.

It is an amenable number.

3087649 is a deficient number, since it is larger than the sum of its proper divisors (1).

3087649 is an equidigital number, since it uses as much as digits as its factorization.

3087649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 3087649 is about 1757.1707372933. The cubic root of 3087649 is about 145.6160707868.

The spelling of 3087649 in words is "three million, eighty-seven thousand, six hundred forty-nine".