18427102 has 8 divisors (see below), whose sum is σ = 28228896. Its totient is φ = 9017472.

The previous prime is 18427049. The next prime is 18427103. The reversal of 18427102 is 20172481.

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 not an unprimeable number, because it can be changed into a prime (18427103) by changing a digit.

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, 97923 + ... + 98110.

It is an arithmetic number, because the mean of its divisors is an integer number (3528612).

Almost surely, 2^18427102 is an apocalyptic number.

18427102 is a deficient number, since it is larger than the sum of its proper divisors (9801794).

18427102 is a wasteful number, since it uses less digits than its factorization.

18427102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196082.

The product of its (nonzero) digits is 896, while the sum is 25.

The square root of 18427102 is about 4292.6800486409. The cubic root of 18427102 is about 264.1307796332.

Adding to 18427102 its reverse (20172481), we get a palindrome (38599583).

The spelling of 18427102 in words is "eighteen million, four hundred twenty-seven thousand, one hundred two".