18366104 has 8 divisors (see below), whose sum is σ = 34436460. Its totient is φ = 9183048.

The previous prime is 18366091. The next prime is 18366109. The reversal of 18366104 is 40166381.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×18366104² = 674627552277632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18366109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1147874 + ... + 1147889.

Almost surely, 2^18366104 is an apocalyptic number.

It is an amenable number.

18366104 is a deficient number, since it is larger than the sum of its proper divisors (16070356).

18366104 is a wasteful number, since it uses less digits than its factorization.

18366104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2295769 (or 2295765 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 18366104 is about 4285.5692737372. The cubic root of 18366104 is about 263.8390126548.

The spelling of 18366104 in words is "eighteen million, three hundred sixty-six thousand, one hundred four".