3398217 has 4 divisors (see below), whose sum is σ = 4530960. Its totient is φ = 2265476.

The previous prime is 3398209. The next prime is 3398221. The reversal of 3398217 is 7128933.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3398217 - 2³ = 3398209 is a prime.

It is an Ulam number.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (3398267) 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, 566367 + ... + 566372.

It is an arithmetic number, because the mean of its divisors is an integer number (1132740).

Almost surely, 2^3398217 is an apocalyptic number.

It is an amenable number.

3398217 is a deficient number, since it is larger than the sum of its proper divisors (1132743).

3398217 is a wasteful number, since it uses less digits than its factorization.

3398217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1132742.

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

The square root of 3398217 is about 1843.4253442979. The cubic root of 3398217 is about 150.3431698532.

The spelling of 3398217 in words is "three million, three hundred ninety-eight thousand, two hundred seventeen".