3313243 has 4 divisors (see below), whose sum is σ = 3320640. Its totient is φ = 3305848.

The previous prime is 3313241. The next prime is 3313253. The reversal of 3313243 is 3423133.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3423133 = 7 ⋅489019.

It is a cyclic number.

It is not a de Polignac number, because 3313243 - 2¹ = 3313241 is a prime.

It is a d-powerful number, because it can be written as 3 + 3¹⁰ + 1 + 3¹³ + 2³ + 4⁸ + 3¹³ .

It is a Duffinian number.

3313243 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3313243.

It is not an unprimeable number, because it can be changed into a prime (3313241) 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, 2980 + ... + 3937.

It is an arithmetic number, because the mean of its divisors is an integer number (830160).

Almost surely, 2^3313243 is an apocalyptic number.

3313243 is a deficient number, since it is larger than the sum of its proper divisors (7397).

3313243 is an equidigital number, since it uses as much as digits as its factorization.

3313243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7396.

The product of its digits is 648, while the sum is 19.

The square root of 3313243 is about 1820.2315786734. The cubic root of 3313243 is about 149.0794435440.

Adding to 3313243 its reverse (3423133), we get a palindrome (6736376).

The spelling of 3313243 in words is "three million, three hundred thirteen thousand, two hundred forty-three".