6484739 has 4 divisors (see below), whose sum is σ = 6490656. Its totient is φ = 6478824.

The previous prime is 6484733. The next prime is 6484763. The reversal of 6484739 is 9374846.

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 6484739 - 2²⁰ = 5436163 is a prime.

It is a d-powerful number, because it can be written as 6⁵ + 4⁵ + 8⁵ + 4⁸ + 7³ + 3¹³ + 9⁷ .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6484696 and 6484705.

It is not an unprimeable number, because it can be changed into a prime (6484733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 779 + ... + 3684.

It is an arithmetic number, because the mean of its divisors is an integer number (1622664).

Almost surely, 2^6484739 is an apocalyptic number.

6484739 is a deficient number, since it is larger than the sum of its proper divisors (5917).

6484739 is a wasteful number, since it uses less digits than its factorization.

6484739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5916.

The product of its digits is 145152, while the sum is 41.

The square root of 6484739 is about 2546.5150696589. The cubic root of 6484739 is about 186.4793873531.

The spelling of 6484739 in words is "six million, four hundred eighty-four thousand, seven hundred thirty-nine".