12004618 has 16 divisors (see below), whose sum is σ = 20070720. Its totient is φ = 5351616.

The previous prime is 12004607. The next prime is 12004627. The reversal of 12004618 is 81640021.

12004618 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12004618² = 288221706651848, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8646 + ... + 9937.

It is an arithmetic number, because the mean of its divisors is an integer number (1254420).

Almost surely, 2^12004618 is an apocalyptic number.

12004618 is a deficient number, since it is larger than the sum of its proper divisors (8066102).

12004618 is a wasteful number, since it uses less digits than its factorization.

12004618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18621.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 12004618 is about 3464.7681019081. The cubic root of 12004618 is about 228.9722130240.

Adding to 12004618 its reverse (81640021), we get a palindrome (93644639).

The spelling of 12004618 in words is "twelve million, four thousand, six hundred eighteen".