6499359 has 10 divisors (see below), whose sum is σ = 9709040. Its totient is φ = 4332852.

The previous prime is 6499357. The next prime is 6499369. The reversal of 6499359 is 9539946.

It is a happy number.

It is not a de Polignac number, because 6499359 - 2¹ = 6499357 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6499351) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 40039 + ... + 40200.

It is an arithmetic number, because the mean of its divisors is an integer number (970904).

Almost surely, 2^6499359 is an apocalyptic number.

6499359 is a deficient number, since it is larger than the sum of its proper divisors (3209681).

6499359 is an equidigital number, since it uses as much as digits as its factorization.

6499359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80251 (or 80242 counting only the distinct ones).

The product of its digits is 262440, while the sum is 45.

The square root of 6499359 is about 2549.3840432544. The cubic root of 6499359 is about 186.6194229221.

The spelling of 6499359 in words is "six million, four hundred ninety-nine thousand, three hundred fifty-nine".