6495925 has 6 divisors (see below), whose sum is σ = 8054978. Its totient is φ = 5196720.

The previous prime is 6495919. The next prime is 6495941. The reversal of 6495925 is 5295946.

It can be written as a sum of positive squares in 3 ways, for example, as 1270129 + 5225796 = 1127^2 + 2286^2 .

It is a de Polignac number, because none of the positive numbers 2^k-6495925 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 129894 + ... + 129943.

Almost surely, 2^6495925 is an apocalyptic number.

It is an amenable number.

6495925 is a deficient number, since it is larger than the sum of its proper divisors (1559053).

6495925 is a wasteful number, since it uses less digits than its factorization.

6495925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259847 (or 259842 counting only the distinct ones).

The product of its digits is 97200, while the sum is 40.

The square root of 6495925 is about 2548.7104582514. The cubic root of 6495925 is about 186.5865497317.

The spelling of 6495925 in words is "six million, four hundred ninety-five thousand, nine hundred twenty-five".