3238228 has 24 divisors (see below), whose sum is σ = 6858432. Its totient is φ = 1305984.

The previous prime is 3238223. The next prime is 3238231. The reversal of 3238228 is 8228323.

It is a super-2 number, since 2×3238228² = 20972241159968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an Ulam number.

It is a d-powerful number, because it can be written as 3⁹ + 2¹⁶ + 3¹² + 8² + 2¹⁹ + 2²¹ + 8² .

It is a junction number, because it is equal to n+sod(n) for n = 3238196 and 3238205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3238223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2926 + ... + 3877.

It is an arithmetic number, because the mean of its divisors is an integer number (285768).

Almost surely, 2^3238228 is an apocalyptic number.

It is an amenable number.

3238228 is an abundant number, since it is smaller than the sum of its proper divisors (3620204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3238228 is a wasteful number, since it uses less digits than its factorization.

3238228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6831 (or 6829 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The square root of 3238228 is about 1799.5077104586. The cubic root of 3238228 is about 147.9457434430.

The spelling of 3238228 in words is "three million, two hundred thirty-eight thousand, two hundred twenty-eight".