3320243 has 4 divisors (see below), whose sum is σ = 3325368. Its totient is φ = 3315120.

The previous prime is 3320237. The next prime is 3320263. The reversal of 3320243 is 3420233.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3420233 = 1489 ⋅2297.

It is a cyclic number.

It is not a de Polignac number, because 3320243 - 2¹⁰ = 3319219 is a prime.

It is a super-2 number, since 2×3320243² = 22048027158098, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3² + 3¹³ + 2⁹ + 0 + 2¹⁷ + 4 + 3¹³ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3320263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1421 + ... + 2942.

It is an arithmetic number, because the mean of its divisors is an integer number (831342).

Almost surely, 2^3320243 is an apocalyptic number.

3320243 is a deficient number, since it is larger than the sum of its proper divisors (5125).

3320243 is an equidigital number, since it uses as much as digits as its factorization.

3320243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5124.

The product of its (nonzero) digits is 432, while the sum is 17.

The square root of 3320243 is about 1822.1533963967. The cubic root of 3320243 is about 149.1843580791.

Adding to 3320243 its reverse (3420233), we get a palindrome (6740476).

The spelling of 3320243 in words is "three million, three hundred twenty thousand, two hundred forty-three".