6445065 has 48 divisors (see below), whose sum is σ = 11721024. Its totient is φ = 3020160.

The previous prime is 6445051. The next prime is 6445079. The reversal of 6445065 is 5605446.

6445065 is nontrivially palindromic in base 14.

It is an interprime number because it is at equal distance from previous prime (6445051) and next prime (6445079).

It is not a de Polignac number, because 6445065 - 2⁷ = 6444937 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 96162 + ... + 96228.

It is an arithmetic number, because the mean of its divisors is an integer number (244188).

Almost surely, 2^6445065 is an apocalyptic number.

It is an amenable number.

6445065 is a deficient number, since it is larger than the sum of its proper divisors (5275959).

6445065 is a wasteful number, since it uses less digits than its factorization.

6445065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150 (or 139 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 6445065 is about 2538.7132567504. The cubic root of 6445065 is about 186.0983119999.

The spelling of 6445065 in words is "six million, four hundred forty-five thousand, sixty-five".