6455859 has 8 divisors (see below), whose sum is σ = 8620032. Its totient is φ = 4297800.

The previous prime is 6455857. The next prime is 6455863. The reversal of 6455859 is 9585546.

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

It is not a de Polignac number, because 6455859 - 2¹ = 6455857 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6455859.

It is not an unprimeable number, because it can be changed into a prime (6455857) 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, 2334 + ... + 4284.

It is an arithmetic number, because the mean of its divisors is an integer number (1077504).

Almost surely, 2^6455859 is an apocalyptic number.

6455859 is a deficient number, since it is larger than the sum of its proper divisors (2164173).

6455859 is a wasteful number, since it uses less digits than its factorization.

6455859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3057.

The product of its digits is 216000, while the sum is 42.

The square root of 6455859 is about 2540.8382475081. The cubic root of 6455859 is about 186.2021446649.

The spelling of 6455859 in words is "six million, four hundred fifty-five thousand, eight hundred fifty-nine".