6488659 has 4 divisors (see below), whose sum is σ = 6535480. Its totient is φ = 6441840.

The previous prime is 6488639. The next prime is 6488681. The reversal of 6488659 is 9568846.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6488659 - 2⁵ = 6488627 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6488609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23202 + ... + 23479.

It is an arithmetic number, because the mean of its divisors is an integer number (1633870).

Almost surely, 2^6488659 is an apocalyptic number.

6488659 is a deficient number, since it is larger than the sum of its proper divisors (46821).

6488659 is a wasteful number, since it uses less digits than its factorization.

6488659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46820.

The product of its digits is 414720, while the sum is 46.

The square root of 6488659 is about 2547.2846327020. The cubic root of 6488659 is about 186.5169551438.

The spelling of 6488659 in words is "six million, four hundred eighty-eight thousand, six hundred fifty-nine".