3291243 has 4 divisors (see below), whose sum is σ = 4388328. Its totient is φ = 2194160.

The previous prime is 3291227. The next prime is 3291259. The reversal of 3291243 is 3421923.

3291243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (3291227) and next prime (3291259).

It is a cyclic number.

It is not a de Polignac number, because 3291243 - 2⁴ = 3291227 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (3291283) 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 3 ways as a sum of consecutive naturals, for example, 548538 + ... + 548543.

It is an arithmetic number, because the mean of its divisors is an integer number (1097082).

Almost surely, 2^3291243 is an apocalyptic number.

3291243 is a deficient number, since it is larger than the sum of its proper divisors (1097085).

3291243 is a wasteful number, since it uses less digits than its factorization.

3291243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097084.

The product of its digits is 1296, while the sum is 24.

The square root of 3291243 is about 1814.1783264056. The cubic root of 3291243 is about 148.7487470177.

The spelling of 3291243 in words is "three million, two hundred ninety-one thousand, two hundred forty-three".