3243513 has 24 divisors (see below), whose sum is σ = 5371968. Its totient is φ = 1695168.

The previous prime is 3243511. The next prime is 3243521. The reversal of 3243513 is 3153423.

It is not a de Polignac number, because 3243513 - 2¹ = 3243511 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3243513.

It is not an unprimeable number, because it can be changed into a prime (3243511) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29703 + ... + 29811.

It is an arithmetic number, because the mean of its divisors is an integer number (223832).

Almost surely, 2^3243513 is an apocalyptic number.

It is an amenable number.

3243513 is a deficient number, since it is larger than the sum of its proper divisors (2128455).

3243513 is a wasteful number, since it uses less digits than its factorization.

3243513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241 (or 132 counting only the distinct ones).

The product of its digits is 1080, while the sum is 21.

The square root of 3243513 is about 1800.9755689626. The cubic root of 3243513 is about 148.0261854082.

Adding to 3243513 its reverse (3153423), we get a palindrome (6396936).

The spelling of 3243513 in words is "three million, two hundred forty-three thousand, five hundred thirteen".