18850098 has 16 divisors (see below), whose sum is σ = 38318976. Its totient is φ = 6180240.

The previous prime is 18850067. The next prime is 18850103. The reversal of 18850098 is 89005881.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25386 + ... + 26117.

It is an arithmetic number, because the mean of its divisors is an integer number (2394936).

Almost surely, 2^18850098 is an apocalyptic number.

18850098 is an abundant number, since it is smaller than the sum of its proper divisors (19468878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

18850098 is a wasteful number, since it uses less digits than its factorization.

18850098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51569.

The product of its (nonzero) digits is 23040, while the sum is 39.

The square root of 18850098 is about 4341.6699552131. The cubic root of 18850098 is about 266.1365590482.

The spelling of 18850098 in words is "eighteen million, eight hundred fifty thousand, ninety-eight".