6504164 has 12 divisors (see below), whose sum is σ = 11407788. Its totient is φ = 3244800.

The previous prime is 6504143. The next prime is 6504181. The reversal of 6504164 is 4614056.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 550564 + 5953600 = 742^2 + 2440^2 .

It is an unprimeable number.

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, 524 + ... + 3644.

It is an arithmetic number, because the mean of its divisors is an integer number (950649).

Almost surely, 2^6504164 is an apocalyptic number.

It is an amenable number.

6504164 is a deficient number, since it is larger than the sum of its proper divisors (4903624).

6504164 is a wasteful number, since it uses less digits than its factorization.

6504164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3646 (or 3644 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 6504164 is about 2550.3262536389. The cubic root of 6504164 is about 186.6654010685.

The spelling of 6504164 in words is "six million, five hundred four thousand, one hundred sixty-four".