6492664 has 8 divisors (see below), whose sum is σ = 12173760. Its totient is φ = 3246328.

The previous prime is 6492643. The next prime is 6492677. The reversal of 6492664 is 4662946.

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

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 405784 + ... + 405799.

It is an arithmetic number, because the mean of its divisors is an integer number (1521720).

Almost surely, 2^6492664 is an apocalyptic number.

It is an amenable number.

6492664 is a deficient number, since it is larger than the sum of its proper divisors (5681096).

6492664 is a wasteful number, since it uses less digits than its factorization.

6492664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811589 (or 811585 counting only the distinct ones).

The product of its digits is 62208, while the sum is 37.

The square root of 6492664 is about 2548.0706426628. The cubic root of 6492664 is about 186.5553219192. Note that the first 3 decimals are identical.

The spelling of 6492664 in words is "six million, four hundred ninety-two thousand, six hundred sixty-four".