3306218 has 4 divisors (see below), whose sum is σ = 4959330. Its totient is φ = 1653108.

The previous prime is 3306217. The next prime is 3306223. The reversal of 3306218 is 8126033.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8126033 = 1439 ⋅5647.

It can be written as a sum of positive squares in only one way, i.e., 2879809 + 426409 = 1697^2 + 653^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3306193 and 3306202.

It is not an unprimeable number, because it can be changed into a prime (3306217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 826553 + ... + 826556.

Almost surely, 2^3306218 is an apocalyptic number.

3306218 is a deficient number, since it is larger than the sum of its proper divisors (1653112).

3306218 is a wasteful number, since it uses less digits than its factorization.

3306218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1653111.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 3306218 is about 1818.3008551942. The cubic root of 3306218 is about 148.9740056450.

The spelling of 3306218 in words is "three million, three hundred six thousand, two hundred eighteen".