6499356 has 12 divisors (see below), whose sum is σ = 15165192. Its totient is φ = 2166448.

The previous prime is 6499351. The next prime is 6499357. The reversal of 6499356 is 6539946.

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 270795 + ... + 270818.

It is an arithmetic number, because the mean of its divisors is an integer number (1263766).

Almost surely, 2^6499356 is an apocalyptic number.

It is an amenable number.

6499356 is an abundant number, since it is smaller than the sum of its proper divisors (8665836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6499356 is a wasteful number, since it uses less digits than its factorization.

6499356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541620 (or 541618 counting only the distinct ones).

The product of its digits is 174960, while the sum is 42.

The square root of 6499356 is about 2549.3834548769. The cubic root of 6499356 is about 186.6193942086.

The spelling of 6499356 in words is "six million, four hundred ninety-nine thousand, three hundred fifty-six".