18484122 has 16 divisors (see below), whose sum is σ = 38161152. Its totient is φ = 5962560.

The previous prime is 18484099. The next prime is 18484129. The reversal of 18484122 is 22148481.

It is a super-2 number, since 2×18484122² = 683325532221768, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 18484122.

It is not an unprimeable number, because it can be changed into a prime (18484129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49503 + ... + 49874.

It is an arithmetic number, because the mean of its divisors is an integer number (2385072).

Almost surely, 2^18484122 is an apocalyptic number.

18484122 is an abundant number, since it is smaller than the sum of its proper divisors (19677030).

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

18484122 is a wasteful number, since it uses less digits than its factorization.

18484122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99413.

The product of its digits is 4096, while the sum is 30.

The square root of 18484122 is about 4299.3164572988. The cubic root of 18484122 is about 264.4029372642.

The spelling of 18484122 in words is "eighteen million, four hundred eighty-four thousand, one hundred twenty-two".