3240243 has 20 divisors (see below), whose sum is σ = 4898080. Its totient is φ = 2134512.

The previous prime is 3240197. The next prime is 3240247. The reversal of 3240243 is 3420423.

3240243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3240243 - 2¹⁰ = 3239219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3240247) 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 in 19 ways as a sum of consecutive naturals, for example, 8646 + ... + 9012.

It is an arithmetic number, because the mean of its divisors is an integer number (244904).

Almost surely, 2^3240243 is an apocalyptic number.

3240243 is a deficient number, since it is larger than the sum of its proper divisors (1657837).

3240243 is a wasteful number, since it uses less digits than its factorization.

3240243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488 (or 479 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 3240243 is about 1800.0674987344. The cubic root of 3240243 is about 147.9764236855.

Adding to 3240243 its reverse (3420423), we get a palindrome (6660666).

The spelling of 3240243 in words is "three million, two hundred forty thousand, two hundred forty-three".