18328034 has 8 divisors (see below), whose sum is σ = 27511488. Its totient is φ = 9157540.

The previous prime is 18328031. The next prime is 18328039. The reversal of 18328034 is 43082381.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 18327988 and 18328006.

It is not an unprimeable number, because it can be changed into a prime (18328031) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 1979 + ... + 6369.

It is an arithmetic number, because the mean of its divisors is an integer number (3438936).

Almost surely, 2^18328034 is an apocalyptic number.

18328034 is a deficient number, since it is larger than the sum of its proper divisors (9183454).

18328034 is a wasteful number, since it uses less digits than its factorization.

18328034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6480.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 18328034 is about 4281.1253193524. The cubic root of 18328034 is about 263.6565878406.

The spelling of 18328034 in words is "eighteen million, three hundred twenty-eight thousand, thirty-four".