6605224 has 16 divisors (see below), whose sum is σ = 12525300. Its totient is φ = 3265152.

The previous prime is 6605219. The next prime is 6605237. The reversal of 6605224 is 4225066.

It can be written as a sum of positive squares in 2 ways, for example, as 6604900 + 324 = 2570^2 + 18^2 .

It is an Ulam 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, 3927 + ... + 5350.

Almost surely, 2^6605224 is an apocalyptic number.

It is an amenable number.

6605224 is a deficient number, since it is larger than the sum of its proper divisors (5920076).

6605224 is a wasteful number, since it uses less digits than its factorization.

6605224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9372 (or 9368 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 6605224 is about 2570.0630342464. The cubic root of 6605224 is about 187.6272226942.

The spelling of 6605224 in words is "six million, six hundred five thousand, two hundred twenty-four".