3420218 has 8 divisors (see below), whose sum is σ = 5180448. Its totient is φ = 1693404.

The previous prime is 3420211. The next prime is 3420227. The reversal of 3420218 is 8120243.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 3420218.

It is not an unprimeable number, because it can be changed into a prime (3420211) 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, 8096 + ... + 8507.

It is an arithmetic number, because the mean of its divisors is an integer number (647556).

Almost surely, 2^3420218 is an apocalyptic number.

3420218 is a deficient number, since it is larger than the sum of its proper divisors (1760230).

3420218 is a wasteful number, since it uses less digits than its factorization.

3420218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16708.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 3420218 is about 1849.3831404011. The cubic root of 3420218 is about 150.6669266274. Note that the first 3 decimals are identical.

The spelling of 3420218 in words is "three million, four hundred twenty thousand, two hundred eighteen".