3343643 has 4 divisors (see below), whose sum is σ = 3375000. Its totient is φ = 3312288.

The previous prime is 3343631. The next prime is 3343649. The reversal of 3343643 is 3463433.

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 3343643 - 2⁸ = 3343387 is a prime.

It is a super-2 number, since 2×3343643² = 22359897022898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3343649) 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, 15518 + ... + 15731.

It is an arithmetic number, because the mean of its divisors is an integer number (843750).

Almost surely, 2^3343643 is an apocalyptic number.

3343643 is a deficient number, since it is larger than the sum of its proper divisors (31357).

3343643 is a wasteful number, since it uses less digits than its factorization.

3343643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31356.

The product of its digits is 7776, while the sum is 26.

The square root of 3343643 is about 1828.5630970792. The cubic root of 3343643 is about 149.5340056796.

The spelling of 3343643 in words is "three million, three hundred forty-three thousand, six hundred forty-three".