3228818 has 4 divisors (see below), whose sum is σ = 4843230. Its totient is φ = 1614408.

The previous prime is 3228811. The next prime is 3228829. The reversal of 3228818 is 8188223.

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

It can be written as a sum of positive squares in only one way, i.e., 3179089 + 49729 = 1783^2 + 223^2 .

It is not an unprimeable number, because it can be changed into a prime (3228811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 807203 + ... + 807206.

Almost surely, 2^3228818 is an apocalyptic number.

3228818 is a deficient number, since it is larger than the sum of its proper divisors (1614412).

3228818 is a wasteful number, since it uses less digits than its factorization.

3228818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1614411.

The product of its digits is 6144, while the sum is 32.

The square root of 3228818 is about 1796.8912042748. The cubic root of 3228818 is about 147.8022987222.

The spelling of 3228818 in words is "three million, two hundred twenty-eight thousand, eight hundred eighteen".