18448414 has 8 divisors (see below), whose sum is σ = 28051920. Its totient is φ = 9097776.

The previous prime is 18448403. The next prime is 18448429. The reversal of 18448414 is 41484481.

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

It is a self number, because there is not a number n which added to its sum of digits gives 18448414.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63034 + ... + 63325.

It is an arithmetic number, because the mean of its divisors is an integer number (3506490).

Almost surely, 2^18448414 is an apocalyptic number.

18448414 is a deficient number, since it is larger than the sum of its proper divisors (9603506).

18448414 is a wasteful number, since it uses less digits than its factorization.

18448414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126434.

The product of its digits is 16384, while the sum is 34.

The square root of 18448414 is about 4295.1616966070. The cubic root of 18448414 is about 264.2325678656.

The spelling of 18448414 in words is "eighteen million, four hundred forty-eight thousand, four hundred fourteen".