6485865 has 8 divisors (see below), whose sum is σ = 10377408. Its totient is φ = 3459120.

The previous prime is 6485863. The next prime is 6485867. The reversal of 6485865 is 5685846.

It is an interprime number because it is at equal distance from previous prime (6485863) and next prime (6485867).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6485865 - 2¹ = 6485863 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6485863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216181 + ... + 216210.

It is an arithmetic number, because the mean of its divisors is an integer number (1297176).

Almost surely, 2^6485865 is an apocalyptic number.

It is an amenable number.

6485865 is a deficient number, since it is larger than the sum of its proper divisors (3891543).

6485865 is a wasteful number, since it uses less digits than its factorization.

6485865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432399.

The product of its digits is 230400, while the sum is 42.

The square root of 6485865 is about 2546.7361465217. The cubic root of 6485865 is about 186.4901800588.

The spelling of 6485865 in words is "six million, four hundred eighty-five thousand, eight hundred sixty-five".