18248012 has 6 divisors (see below), whose sum is σ = 31934028. Its totient is φ = 9124004.

The previous prime is 18248011. The next prime is 18248023. The reversal of 18248012 is 21084281.

It is not an unprimeable number, because it can be changed into a prime (18248011) 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, 2280998 + ... + 2281005.

It is an arithmetic number, because the mean of its divisors is an integer number (5322338).

Almost surely, 2^18248012 is an apocalyptic number.

It is an amenable number.

18248012 is a deficient number, since it is larger than the sum of its proper divisors (13686016).

18248012 is a wasteful number, since it uses less digits than its factorization.

18248012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4562007 (or 4562005 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 26.

The square root of 18248012 is about 4271.7691885213. The cubic root of 18248012 is about 263.2723111644.

The spelling of 18248012 in words is "eighteen million, two hundred forty-eight thousand, twelve".