6471944 has 8 divisors (see below), whose sum is σ = 12134910. Its totient is φ = 3235968.

The previous prime is 6471919. The next prime is 6471953. The reversal of 6471944 is 4491746.

6471944 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 4251844 + 2220100 = 2062^2 + 1490^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 404489 + ... + 404504.

Almost surely, 2^6471944 is an apocalyptic number.

It is an amenable number.

6471944 is a deficient number, since it is larger than the sum of its proper divisors (5662966).

6471944 is a wasteful number, since it uses less digits than its factorization.

6471944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808999 (or 808995 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 6471944 is about 2544.0015723266. The cubic root of 6471944 is about 186.3566594760.

The spelling of 6471944 in words is "six million, four hundred seventy-one thousand, nine hundred forty-four".