3312643 has 4 divisors (see below), whose sum is σ = 3324880. Its totient is φ = 3300408.

The previous prime is 3312623. The next prime is 3312653. The reversal of 3312643 is 3462133.

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

It is a cyclic number.

It is not a de Polignac number, because 3312643 - 2¹³ = 3304451 is a prime.

It is a super-3 number, since 3×3312643³ (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (3312623) 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, 5703 + ... + 6256.

It is an arithmetic number, because the mean of its divisors is an integer number (831220).

Almost surely, 2^3312643 is an apocalyptic number.

3312643 is a deficient number, since it is larger than the sum of its proper divisors (12237).

3312643 is a wasteful number, since it uses less digits than its factorization.

3312643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12236.

The product of its digits is 1296, while the sum is 22.

The square root of 3312643 is about 1820.0667570174. The cubic root of 3312643 is about 149.0704439962.

Adding to 3312643 its reverse (3462133), we get a palindrome (6774776).

The spelling of 3312643 in words is "three million, three hundred twelve thousand, six hundred forty-three".