6198663 has 8 divisors (see below), whose sum is σ = 8550000. Its totient is φ = 3989888.

The previous prime is 6198653. The next prime is 6198671. The reversal of 6198663 is 3668916.

It is a happy number.

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 6198663 - 2⁵ = 6198631 is a prime.

6198663 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6198653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35538 + ... + 35711.

It is an arithmetic number, because the mean of its divisors is an integer number (1068750).

Almost surely, 2^6198663 is an apocalyptic number.

6198663 is a deficient number, since it is larger than the sum of its proper divisors (2351337).

6198663 is a wasteful number, since it uses less digits than its factorization.

6198663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71281.

The product of its digits is 46656, while the sum is 39.

The square root of 6198663 is about 2489.7114290616. The cubic root of 6198663 is about 183.6958487292.

The spelling of 6198663 in words is "six million, one hundred ninety-eight thousand, six hundred sixty-three".