6471340 has 12 divisors (see below), whose sum is σ = 13589856. Its totient is φ = 2588528.

The previous prime is 6471331. The next prime is 6471347. The reversal of 6471340 is 431746.

It is not an unprimeable number, because it can be changed into a prime (6471347) 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 3 ways as a sum of consecutive naturals, for example, 161764 + ... + 161803.

It is an arithmetic number, because the mean of its divisors is an integer number (1132488).

Almost surely, 2^6471340 is an apocalyptic number.

It is an amenable number.

6471340 is an abundant number, since it is smaller than the sum of its proper divisors (7118516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6471340 is a wasteful number, since it uses less digits than its factorization.

6471340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323576 (or 323574 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 6471340 is about 2543.8828589383. The cubic root of 6471340 is about 186.3508619946.

The spelling of 6471340 in words is "six million, four hundred seventy-one thousand, three hundred forty".