3315649 has 2 divisors, whose sum is σ = 3315650. Its totient is φ = 3315648.

The previous prime is 3315643. The next prime is 3315661. The reversal of 3315649 is 9465133.

3315649 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., 3312400 + 3249 = 1820^2 + 57^2 .

It is a cyclic number.

It is not a de Polignac number, because 3315649 - 2¹³ = 3307457 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 3315649.

It is not a weakly prime, because it can be changed into another prime (3315643) 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, 1657824 + 1657825.

It is an arithmetic number, because the mean of its divisors is an integer number (1657825).

Almost surely, 2^3315649 is an apocalyptic number.

It is an amenable number.

3315649 is a deficient number, since it is larger than the sum of its proper divisors (1).

3315649 is an equidigital number, since it uses as much as digits as its factorization.

3315649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9720, while the sum is 31.

The square root of 3315649 is about 1820.8923636503. The cubic root of 3315649 is about 149.1155208206.

The spelling of 3315649 in words is "three million, three hundred fifteen thousand, six hundred forty-nine".