18114406 has 8 divisors (see below), whose sum is σ = 27199440. Its totient is φ = 9047928.

The previous prime is 18114403. The next prime is 18114407. The reversal of 18114406 is 60441181.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18114403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1866 + ... + 6301.

It is an arithmetic number, because the mean of its divisors is an integer number (3399930).

Almost surely, 2^18114406 is an apocalyptic number.

18114406 is a deficient number, since it is larger than the sum of its proper divisors (9085034).

18114406 is a wasteful number, since it uses less digits than its factorization.

18114406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9278.

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 18114406 is about 4256.1022074194. The cubic root of 18114406 is about 262.6282052503.

Adding to 18114406 its reverse (60441181), we get a palindrome (78555587).

The spelling of 18114406 in words is "eighteen million, one hundred fourteen thousand, four hundred six".