6448871 has 12 divisors (see below), whose sum is σ = 7620120. Its totient is φ = 5410080.

The previous prime is 6448861. The next prime is 6448889. The reversal of 6448871 is 1788446.

It is not a de Polignac number, because 6448871 - 2⁶ = 6448807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6448811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 125 + ... + 3593.

It is an arithmetic number, because the mean of its divisors is an integer number (635010).

Almost surely, 2^6448871 is an apocalyptic number.

6448871 is a deficient number, since it is larger than the sum of its proper divisors (1171249).

6448871 is a wasteful number, since it uses less digits than its factorization.

6448871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3506 (or 3493 counting only the distinct ones).

The product of its digits is 43008, while the sum is 38.

The square root of 6448871 is about 2539.4627384547. The cubic root of 6448871 is about 186.1349369627.

The spelling of 6448871 in words is "six million, four hundred forty-eight thousand, eight hundred seventy-one".