12198806 has 8 divisors (see below), whose sum is σ = 18320880. Its totient is φ = 6091848.

The previous prime is 12198793. The next prime is 12198827. The reversal of 12198806 is 60889121.

12198806 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1481 + ... + 5156.

It is an arithmetic number, because the mean of its divisors is an integer number (2290110).

Almost surely, 2^12198806 is an apocalyptic number.

12198806 is a deficient number, since it is larger than the sum of its proper divisors (6122074).

12198806 is an equidigital number, since it uses as much as digits as its factorization.

12198806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7558.

The product of its (nonzero) digits is 6912, while the sum is 35.

The square root of 12198806 is about 3492.6789145296. The cubic root of 12198806 is about 230.2002414951.

The spelling of 12198806 in words is "twelve million, one hundred ninety-eight thousand, eight hundred six".