6432425 has 6 divisors (see below), whose sum is σ = 7976238. Its totient is φ = 5145920.

The previous prime is 6432421. The next prime is 6432427. The reversal of 6432425 is 5242346.

It can be written as a sum of positive squares in 3 ways, for example, as 162409 + 6270016 = 403^2 + 2504^2 .

It is not a de Polignac number, because 6432425 - 2² = 6432421 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6432394 and 6432403.

It is not an unprimeable number, because it can be changed into a prime (6432421) 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, 128624 + ... + 128673.

It is an arithmetic number, because the mean of its divisors is an integer number (1329373).

Almost surely, 2^6432425 is an apocalyptic number.

It is an amenable number.

6432425 is a deficient number, since it is larger than the sum of its proper divisors (1543813).

6432425 is a wasteful number, since it uses less digits than its factorization.

6432425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257307 (or 257302 counting only the distinct ones).

The product of its digits is 5760, while the sum is 26.

The square root of 6432425 is about 2536.2225848691. Note that the first 3 decimals coincide. The cubic root of 6432425 is about 185.9765743034.

The spelling of 6432425 in words is "six million, four hundred thirty-two thousand, four hundred twenty-five".