3228839 has 4 divisors (see below), whose sum is σ = 3262224. Its totient is φ = 3195456.

The previous prime is 3228829. The next prime is 3228847. The reversal of 3228839 is 9388223.

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 3228839 - 2¹² = 3224743 is a prime.

It is a d-powerful number, because it can be written as 3³ + 2⁸ + 2²⁰ + 8⁴ + 8⁷ + 3⁹ + 9⁵ .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3228799 and 3228808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3228829) 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, 16547 + ... + 16740.

It is an arithmetic number, because the mean of its divisors is an integer number (815556).

Almost surely, 2^3228839 is an apocalyptic number.

3228839 is a deficient number, since it is larger than the sum of its proper divisors (33385).

3228839 is an equidigital number, since it uses as much as digits as its factorization.

3228839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33384.

The product of its digits is 20736, while the sum is 35.

The square root of 3228839 is about 1796.8970476908. The cubic root of 3228839 is about 147.8026191534.

The spelling of 3228839 in words is "three million, two hundred twenty-eight thousand, eight hundred thirty-nine".