3225624 has 16 divisors (see below), whose sum is σ = 8064120. Its totient is φ = 1075200.

The previous prime is 3225539. The next prime is 3225647. The reversal of 3225624 is 4265223.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 134401 = 3225624 / (3 + 2 + 2 + 5 + 6 + 2 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 3225594 and 3225603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67177 + ... + 67224.

Almost surely, 2^3225624 is an apocalyptic number.

It is an amenable number.

3225624 is an abundant number, since it is smaller than the sum of its proper divisors (4838496).

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

3225624 is a wasteful number, since it uses less digits than its factorization.

3225624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134410 (or 134406 counting only the distinct ones).

The product of its digits is 2880, while the sum is 24.

The square root of 3225624 is about 1796.0022271701. The cubic root of 3225624 is about 147.7535464863.

The spelling of 3225624 in words is "three million, two hundred twenty-five thousand, six hundred twenty-four".