3336643 has 2 divisors, whose sum is σ = 3336644. Its totient is φ = 3336642.

The previous prime is 3336629. The next prime is 3336649. The reversal of 3336643 is 3466333.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3336643 is a prime.

It is a super-2 number, since 2×3336643² = 22266373018898, which contains 22 as substring.

3336643 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3336649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1668321 + 1668322.

It is an arithmetic number, because the mean of its divisors is an integer number (1668322).

Almost surely, 2^3336643 is an apocalyptic number.

3336643 is a deficient number, since it is larger than the sum of its proper divisors (1).

3336643 is an equidigital number, since it uses as much as digits as its factorization.

3336643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 28.

The square root of 3336643 is about 1826.6480230192. The cubic root of 3336643 is about 149.4295817177.

The spelling of 3336643 in words is "three million, three hundred thirty-six thousand, six hundred forty-three".