3397218 has 16 divisors (see below), whose sum is σ = 7412256. Its totient is φ = 1029440.

The previous prime is 3397213. The next prime is 3397243. The reversal of 3397218 is 8127933.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (3397211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25671 + ... + 25802.

It is an arithmetic number, because the mean of its divisors is an integer number (463266).

Almost surely, 2^3397218 is an apocalyptic number.

3397218 is an abundant number, since it is smaller than the sum of its proper divisors (4015038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3397218 is a wasteful number, since it uses less digits than its factorization.

3397218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51489.

The product of its digits is 9072, while the sum is 33.

The square root of 3397218 is about 1843.1543614141. The cubic root of 3397218 is about 150.3284358964.

It can be divided in two parts, 339 and 7218, that added together give a palindrome (7557).

The spelling of 3397218 in words is "three million, three hundred ninety-seven thousand, two hundred eighteen".