6504349 has 8 divisors (see below), whose sum is σ = 6612408. Its totient is φ = 6397440.

The previous prime is 6504343. The next prime is 6504359. The reversal of 6504349 is 9434056.

It can be written as a sum of positive squares in 4 ways, for example, as 3928324 + 2576025 = 1982^2 + 1605^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6504349 - 2⁹ = 6503837 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6504349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6504343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26869 + ... + 27109.

It is an arithmetic number, because the mean of its divisors is an integer number (826551).

Almost surely, 2^6504349 is an apocalyptic number.

It is an amenable number.

6504349 is a deficient number, since it is larger than the sum of its proper divisors (108059).

6504349 is a wasteful number, since it uses less digits than its factorization.

6504349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 6504349 is about 2550.3625232504. The cubic root of 6504349 is about 186.6671708461.

The spelling of 6504349 in words is "six million, five hundred four thousand, three hundred forty-nine".