6750625 has 20 divisors (see below), whose sum is σ = 9646912. Its totient is φ = 4626000.

The previous prime is 6750617. The next prime is 6750631. The reversal of 6750625 is 5260576.

It is not a de Polignac number, because 6750625 - 2³ = 6750617 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3604 + ... + 5146.

Almost surely, 2^6750625 is an apocalyptic number.

It is an amenable number.

6750625 is a deficient number, since it is larger than the sum of its proper divisors (2896287).

6750625 is an equidigital number, since it uses as much as digits as its factorization.

6750625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1570 (or 1555 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 6750625 is about 2598.1964898752. The cubic root of 6750625 is about 188.9939902720.

The spelling of 6750625 in words is "six million, seven hundred fifty thousand, six hundred twenty-five".