18098716 has 12 divisors (see below), whose sum is σ = 33339880. Its totient is φ = 8573040.

The previous prime is 18098683. The next prime is 18098719. The reversal of 18098716 is 61789081.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18098719) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118995 + ... + 119146.

Almost surely, 2^18098716 is an apocalyptic number.

It is an amenable number.

18098716 is a deficient number, since it is larger than the sum of its proper divisors (15241164).

18098716 is a wasteful number, since it uses less digits than its factorization.

18098716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238164 (or 238162 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 40.

The square root of 18098716 is about 4254.2585723014. The cubic root of 18098716 is about 262.5523572056.

The spelling of 18098716 in words is "eighteen million, ninety-eight thousand, seven hundred sixteen".