3228624 has 60 divisors (see below), whose sum is σ = 10329696. Its totient is φ = 922176.

The previous prime is 3228593. The next prime is 3228661. The reversal of 3228624 is 4268223.

3228624 is a `hidden beast` number, since 32 + 2 + 8 + 624 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 594 + ... + 2609.

Almost surely, 2^3228624 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3228624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5164848).

3228624 is an abundant number, since it is smaller than the sum of its proper divisors (7101072).

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

3228624 is a wasteful number, since it uses less digits than its factorization.

3228624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3224 (or 3215 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 3228624 is about 1796.8372213420. The cubic root of 3228624 is about 147.7993384831.

The spelling of 3228624 in words is "three million, two hundred twenty-eight thousand, six hundred twenty-four".