3449218 has 16 divisors (see below), whose sum is σ = 5443200. Its totient is φ = 1636096.

The previous prime is 3449209. The next prime is 3449233. The reversal of 3449218 is 8129443.

It is a self number, because there is not a number n which added to its sum of digits gives 3449218.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7458 + ... + 7906.

It is an arithmetic number, because the mean of its divisors is an integer number (340200).

Almost surely, 2^3449218 is an apocalyptic number.

3449218 is a deficient number, since it is larger than the sum of its proper divisors (1993982).

3449218 is a wasteful number, since it uses less digits than its factorization.

3449218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641.

The product of its digits is 6912, while the sum is 31.

The square root of 3449218 is about 1857.2070428469. The cubic root of 3449218 is about 151.0915632554.

The spelling of 3449218 in words is "three million, four hundred forty-nine thousand, two hundred eighteen".