6456885 has 16 divisors (see below), whose sum is σ = 10584000. Its totient is φ = 3359360.

The previous prime is 6456881. The next prime is 6456887. The reversal of 6456885 is 5886546.

It is not a de Polignac number, because 6456885 - 2² = 6456881 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6456881) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4635 + ... + 5864.

It is an arithmetic number, because the mean of its divisors is an integer number (661500).

Almost surely, 2^6456885 is an apocalyptic number.

It is an amenable number.

6456885 is a deficient number, since it is larger than the sum of its proper divisors (4127115).

6456885 is a wasteful number, since it uses less digits than its factorization.

6456885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10548.

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

The square root of 6456885 is about 2541.0401413594. The cubic root of 6456885 is about 186.2120082261.

The spelling of 6456885 in words is "six million, four hundred fifty-six thousand, eight hundred eighty-five".