18482266 has 32 divisors (see below), whose sum is σ = 31306176. Its totient is φ = 8179600.

The previous prime is 18482263. The next prime is 18482273. The reversal of 18482266 is 66228481.

It is not an unprimeable number, because it can be changed into a prime (18482263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141021 + ... + 141151.

It is an arithmetic number, because the mean of its divisors is an integer number (978318).

Almost surely, 2^18482266 is an apocalyptic number.

18482266 is a deficient number, since it is larger than the sum of its proper divisors (12823910).

18482266 is a wasteful number, since it uses less digits than its factorization.

18482266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219 (or 197 counting only the distinct ones).

The product of its digits is 36864, while the sum is 37.

The square root of 18482266 is about 4299.1006036147. The cubic root of 18482266 is about 264.3940873573.

It can be divided in two parts, 1848 and 2266, that added together give a palindrome (4114).

The spelling of 18482266 in words is "eighteen million, four hundred eighty-two thousand, two hundred sixty-six".