6446325 has 48 divisors (see below), whose sum is σ = 11534976. Its totient is φ = 3168000.

The previous prime is 6446299. The next prime is 6446347. The reversal of 6446325 is 5236446.

Together with 5088650 it forms a betrothed pair.

It is not a de Polignac number, because 6446325 - 2¹⁸ = 6184181 is a prime.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 6446292 and 6446301.

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 47 ways as a sum of consecutive naturals, for example, 63775 + ... + 63875.

It is an arithmetic number, because the mean of its divisors is an integer number (240312).

Almost surely, 2^6446325 is an apocalyptic number.

It is an amenable number.

6446325 is a deficient number, since it is larger than the sum of its proper divisors (5088651).

6446325 is a wasteful number, since it uses less digits than its factorization.

6446325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174 (or 169 counting only the distinct ones).

The product of its digits is 17280, while the sum is 30.

The square root of 6446325 is about 2538.9614018334. The cubic root of 6446325 is about 186.1104385181.

The spelling of 6446325 in words is "six million, four hundred forty-six thousand, three hundred twenty-five".