6426925 has 6 divisors (see below), whose sum is σ = 7969418. Its totient is φ = 5141520.

The previous prime is 6426923. The next prime is 6426941. The reversal of 6426925 is 5296246.

It can be written as a sum of positive squares in 3 ways, for example, as 866761 + 5560164 = 931^2 + 2358^2 .

It is not a de Polignac number, because 6426925 - 2¹ = 6426923 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6426923) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 128514 + ... + 128563.

Almost surely, 2^6426925 is an apocalyptic number.

It is an amenable number.

6426925 is a deficient number, since it is larger than the sum of its proper divisors (1542493).

6426925 is a wasteful number, since it uses less digits than its factorization.

6426925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257087 (or 257082 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

The square root of 6426925 is about 2535.1380633015. The cubic root of 6426925 is about 185.9235531991.

The spelling of 6426925 in words is "six million, four hundred twenty-six thousand, nine hundred twenty-five".