14198818 has 4 divisors (see below), whose sum is σ = 21298230. Its totient is φ = 7099408.

The previous prime is 14198783. The next prime is 14198827. The reversal of 14198818 is 81889141.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 13271449 + 927369 = 3643^2 + 963^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3549703 + ... + 3549706.

Almost surely, 2^14198818 is an apocalyptic number.

14198818 is a deficient number, since it is larger than the sum of its proper divisors (7099412).

14198818 is an equidigital number, since it uses as much as digits as its factorization.

14198818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7099411.

The product of its digits is 18432, while the sum is 40.

The square root of 14198818 is about 3768.1318979038. The cubic root of 14198818 is about 242.1497718240.

The spelling of 14198818 in words is "fourteen million, one hundred ninety-eight thousand, eight hundred eighteen".