3315643 has 2 divisors, whose sum is σ = 3315644. Its totient is φ = 3315642.

The previous prime is 3315619. The next prime is 3315649. The reversal of 3315643 is 3465133.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3315643 - 2⁹ = 3315131 is a prime.

It is a d-powerful number, because it can be written as 3⁹ + 3¹² + 1 + 5⁹ + 6⁷ + 4² + 3¹² .

It is not a weakly prime, because it can be changed into another prime (3315649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1657821 + 1657822.

It is an arithmetic number, because the mean of its divisors is an integer number (1657822).

Almost surely, 2^3315643 is an apocalyptic number.

3315643 is a deficient number, since it is larger than the sum of its proper divisors (1).

3315643 is an equidigital number, since it uses as much as digits as its factorization.

3315643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 25.

The square root of 3315643 is about 1820.8907161057. The cubic root of 3315643 is about 149.1154308741.

The spelling of 3315643 in words is "three million, three hundred fifteen thousand, six hundred forty-three".