18004102 has 8 divisors (see below), whose sum is σ = 27580896. Its totient is φ = 8810472.

The previous prime is 18004081. The next prime is 18004121. The reversal of 18004102 is 20140081.

It is a happy number.

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

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, 95673 + ... + 95860.

It is an arithmetic number, because the mean of its divisors is an integer number (3447612).

Almost surely, 2^18004102 is an apocalyptic number.

18004102 is a deficient number, since it is larger than the sum of its proper divisors (9576794).

18004102 is a wasteful number, since it uses less digits than its factorization.

18004102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191582.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 18004102 is about 4243.1240849167. The cubic root of 18004102 is about 262.0940458370.

Adding to 18004102 its reverse (20140081), we get a palindrome (38144183).

The spelling of 18004102 in words is "eighteen million, four thousand, one hundred two".