6498813 has 8 divisors (see below), whose sum is σ = 8964000. Its totient is φ = 4183088.

The previous prime is 6498803. The next prime is 6498823. The reversal of 6498813 is 3188946.

It is an interprime number because it is at equal distance from previous prime (6498803) and next prime (6498823).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6498813 - 2⁴ = 6498797 is a prime.

6498813 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6498803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37263 + ... + 37436.

It is an arithmetic number, because the mean of its divisors is an integer number (1120500).

Almost surely, 2^6498813 is an apocalyptic number.

It is an amenable number.

6498813 is a deficient number, since it is larger than the sum of its proper divisors (2465187).

6498813 is a wasteful number, since it uses less digits than its factorization.

6498813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74731.

The product of its digits is 41472, while the sum is 39.

The square root of 6498813 is about 2549.2769563153. The cubic root of 6498813 is about 186.6141969166.

The spelling of 6498813 in words is "six million, four hundred ninety-eight thousand, eight hundred thirteen".