18413882 has 8 divisors (see below), whose sum is σ = 27953856. Its totient is φ = 9095932.

The previous prime is 18413851. The next prime is 18413893. The reversal of 18413882 is 28831481.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55298 + ... + 55629.

It is an arithmetic number, because the mean of its divisors is an integer number (3494232).

Almost surely, 2^18413882 is an apocalyptic number.

18413882 is a deficient number, since it is larger than the sum of its proper divisors (9539974).

18413882 is a wasteful number, since it uses less digits than its factorization.

18413882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111012.

The product of its digits is 12288, while the sum is 35.

The square root of 18413882 is about 4291.1399417870. The cubic root of 18413882 is about 264.0676001513.

The spelling of 18413882 in words is "eighteen million, four hundred thirteen thousand, eight hundred eighty-two".