6750225 has 36 divisors (see below), whose sum is σ = 12734800. Its totient is φ = 3408480.

The previous prime is 6750223. The next prime is 6750229. The reversal of 6750225 is 5220576.

It is not a de Polignac number, because 6750225 - 2¹ = 6750223 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6750221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3486 + ... + 5064.

Almost surely, 2^6750225 is an apocalyptic number.

It is an amenable number.

6750225 is a deficient number, since it is larger than the sum of its proper divisors (5984575).

6750225 is a wasteful number, since it uses less digits than its factorization.

6750225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1614 (or 1606 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 6750225 is about 2598.1195122627. The cubic root of 6750225 is about 188.9902573293.

The spelling of 6750225 in words is "six million, seven hundred fifty thousand, two hundred twenty-five".