18282063 has 4 divisors (see below), whose sum is σ = 24376088. Its totient is φ = 12188040.

The previous prime is 18282059. The next prime is 18282073. The reversal of 18282063 is 36028281.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 18282063 - 2² = 18282059 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 18282063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18282053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3047008 + ... + 3047013.

It is an arithmetic number, because the mean of its divisors is an integer number (6094022).

Almost surely, 2^18282063 is an apocalyptic number.

18282063 is a deficient number, since it is larger than the sum of its proper divisors (6094025).

18282063 is an equidigital number, since it uses as much as digits as its factorization.

18282063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6094024.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 18282063 is about 4275.7529161541. The cubic root of 18282063 is about 263.4359657984.

The spelling of 18282063 in words is "eighteen million, two hundred eighty-two thousand, sixty-three".