3600225 has 18 divisors (see below), whose sum is σ = 6448806. Its totient is φ = 1920000.

The previous prime is 3600221. The next prime is 3600269. The reversal of 3600225 is 5220063.

It can be written as a sum of positive squares in 3 ways, for example, as 665856 + 2934369 = 816^2 + 1713^2 .

It is not a de Polignac number, because 3600225 - 2² = 3600221 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3600198 and 3600207.

It is not an unprimeable number, because it can be changed into a prime (3600221) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 7776 + ... + 8225.

It is an arithmetic number, because the mean of its divisors is an integer number (358267).

Almost surely, 2^3600225 is an apocalyptic number.

It is an amenable number.

3600225 is a deficient number, since it is larger than the sum of its proper divisors (2848581).

3600225 is a wasteful number, since it uses less digits than its factorization.

3600225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16017 (or 16009 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 3600225 is about 1897.4258878807. The cubic root of 3600225 is about 153.2650793682.

Adding to 3600225 its reverse (5220063), we get a palindrome (8820288).

It can be divided in two parts, 3600 and 225, that multiplied together give a 4-th power (810000 = 30⁴).

The spelling of 3600225 in words is "three million, six hundred thousand, two hundred twenty-five".