3428219 has 4 divisors (see below), whose sum is σ = 3577296. Its totient is φ = 3279144.

The previous prime is 3428209. The next prime is 3428231. The reversal of 3428219 is 9128243.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3428219 - 2¹⁶ = 3362683 is a prime.

It is a super-2 number, since 2×3428219² = 23505371023922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3428191 and 3428200.

It is not an unprimeable number, because it can be changed into a prime (3428209) 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, 74504 + ... + 74549.

It is an arithmetic number, because the mean of its divisors is an integer number (894324).

Almost surely, 2^3428219 is an apocalyptic number.

3428219 is a deficient number, since it is larger than the sum of its proper divisors (149077).

3428219 is a wasteful number, since it uses less digits than its factorization.

3428219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149076.

The product of its digits is 3456, while the sum is 29.

The square root of 3428219 is about 1851.5450305083. The cubic root of 3428219 is about 150.7843214145.

The spelling of 3428219 in words is "three million, four hundred twenty-eight thousand, two hundred nineteen".