18608198 has 16 divisors (see below), whose sum is σ = 33000480. Its totient is φ = 7699776.

The previous prime is 18608197. The next prime is 18608221. The reversal of 18608198 is 89180681.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18608197) 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, 22511 + ... + 23322.

It is an arithmetic number, because the mean of its divisors is an integer number (2062530).

Almost surely, 2^18608198 is an apocalyptic number.

18608198 is a deficient number, since it is larger than the sum of its proper divisors (14392282).

18608198 is a wasteful number, since it uses less digits than its factorization.

18608198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45871.

The product of its (nonzero) digits is 27648, while the sum is 41.

The square root of 18608198 is about 4313.7220587330. The cubic root of 18608198 is about 264.9932263606.

The spelling of 18608198 in words is "eighteen million, six hundred eight thousand, one hundred ninety-eight".