18098466 has 16 divisors (see below), whose sum is σ = 37080288. Its totient is φ = 5885600.

The previous prime is 18098449. The next prime is 18098467. The reversal of 18098466 is 66489081.

It is not an unprimeable number, because it can be changed into a prime (18098467) 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, 36540 + ... + 37031.

It is an arithmetic number, because the mean of its divisors is an integer number (2317518).

Almost surely, 2^18098466 is an apocalyptic number.

18098466 is an abundant number, since it is smaller than the sum of its proper divisors (18981822).

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

18098466 is a wasteful number, since it uses less digits than its factorization.

18098466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73617.

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 18098466 is about 4254.2291898768. The cubic root of 18098466 is about 262.5511483097.

The spelling of 18098466 in words is "eighteen million, ninety-eight thousand, four hundred sixty-six".