6500625 has 20 divisors (see below), whose sum is σ = 10834032. Its totient is φ = 3466000.

The previous prime is 6500621. The next prime is 6500633. The reversal of 6500625 is 5260056.

It is not a de Polignac number, because 6500625 - 2² = 6500621 is a prime.

6500625 is a lucky number.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 6500595 and 6500604.

It is not an unprimeable number, because it can be changed into a prime (6500621) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 142 + ... + 3608.

Almost surely, 2^6500625 is an apocalyptic number.

It is an amenable number.

6500625 is a deficient number, since it is larger than the sum of its proper divisors (4333407).

6500625 is an equidigital number, since it uses as much as digits as its factorization.

6500625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3490 (or 3475 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 6500625 is about 2549.6323264345. The cubic root of 6500625 is about 186.6315392375.

The spelling of 6500625 in words is "six million, five hundred thousand, six hundred twenty-five".