6489724 has 6 divisors (see below), whose sum is σ = 11357024. Its totient is φ = 3244860.

The previous prime is 6489719. The next prime is 6489779. The reversal of 6489724 is 4279846.

It is a zygodrome in base 2.

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, 811212 + ... + 811219.

Almost surely, 2^6489724 is an apocalyptic number.

It is an amenable number.

6489724 is a deficient number, since it is larger than the sum of its proper divisors (4867300).

6489724 is a wasteful number, since it uses less digits than its factorization.

6489724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1622435 (or 1622433 counting only the distinct ones).

The product of its digits is 96768, while the sum is 40.

The square root of 6489724 is about 2547.4936702571. The cubic root of 6489724 is about 186.5271590853.

The spelling of 6489724 in words is "six million, four hundred eighty-nine thousand, seven hundred twenty-four".