6473839 has 4 divisors (see below), whose sum is σ = 6480856. Its totient is φ = 6466824.

The previous prime is 6473807. The next prime is 6473843. The reversal of 6473839 is 9383746.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 6473839 - 2⁵ = 6473807 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 (6473239) 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, 1869 + ... + 4054.

It is an arithmetic number, because the mean of its divisors is an integer number (1620214).

Almost surely, 2^6473839 is an apocalyptic number.

6473839 is a deficient number, since it is larger than the sum of its proper divisors (7017).

6473839 is a wasteful number, since it uses less digits than its factorization.

6473839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7016.

The product of its digits is 108864, while the sum is 40.

The square root of 6473839 is about 2544.3739898057. The cubic root of 6473839 is about 186.3748462530.

The spelling of 6473839 in words is "six million, four hundred seventy-three thousand, eight hundred thirty-nine".