18484612 has 6 divisors (see below), whose sum is σ = 32348078. Its totient is φ = 9242304.

The previous prime is 18484603. The next prime is 18484619. The reversal of 18484612 is 21648481.

It can be written as a sum of positive squares in only one way, i.e., 16451136 + 2033476 = 4056^2 + 1426^2 .

It is not an unprimeable number, because it can be changed into a prime (18484619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2310573 + ... + 2310580.

Almost surely, 2^18484612 is an apocalyptic number.

It is an amenable number.

18484612 is a deficient number, since it is larger than the sum of its proper divisors (13863466).

18484612 is a wasteful number, since it uses less digits than its factorization.

18484612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4621157 (or 4621155 counting only the distinct ones).

The product of its digits is 12288, while the sum is 34.

The square root of 18484612 is about 4299.3734427240. The cubic root of 18484612 is about 264.4052736171.

The spelling of 18484612 in words is "eighteen million, four hundred eighty-four thousand, six hundred twelve".