18460012 has 6 divisors (see below), whose sum is σ = 32305028. Its totient is φ = 9230004.

The previous prime is 18459997. The next prime is 18460031. The reversal of 18460012 is 21006481.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2307498 + ... + 2307505.

Almost surely, 2^18460012 is an apocalyptic number.

It is an amenable number.

18460012 is a deficient number, since it is larger than the sum of its proper divisors (13845016).

18460012 is a wasteful number, since it uses less digits than its factorization.

18460012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4615007 (or 4615005 counting only the distinct ones).

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

The square root of 18460012 is about 4296.5116082701. The cubic root of 18460012 is about 264.2879281320.

Adding to 18460012 its reverse (21006481), we get a palindrome (39466493).

The spelling of 18460012 in words is "eighteen million, four hundred sixty thousand, twelve".