6456873 has 4 divisors (see below), whose sum is σ = 8609168. Its totient is φ = 4304580.

The previous prime is 6456871. The next prime is 6456881. The reversal of 6456873 is 3786546.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6456873 - 2¹ = 6456871 is a prime.

It is a D-number.

It is a Duffinian number.

6456873 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6456871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1076143 + ... + 1076148.

It is an arithmetic number, because the mean of its divisors is an integer number (2152292).

Almost surely, 2^6456873 is an apocalyptic number.

It is an amenable number.

6456873 is a deficient number, since it is larger than the sum of its proper divisors (2152295).

6456873 is a wasteful number, since it uses less digits than its factorization.

6456873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2152294.

The product of its digits is 120960, while the sum is 39.

The square root of 6456873 is about 2541.0377801206. The cubic root of 6456873 is about 186.2118928689.

The spelling of 6456873 in words is "six million, four hundred fifty-six thousand, eight hundred seventy-three".