18342006 has 16 divisors (see below), whose sum is σ = 37579248. Its totient is φ = 5964800.

The previous prime is 18341969. The next prime is 18342013. The reversal of 18342006 is 60024381.

It is a happy number.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 37035 + ... + 37526.

It is an arithmetic number, because the mean of its divisors is an integer number (2348703).

Almost surely, 2^18342006 is an apocalyptic number.

18342006 is an abundant number, since it is smaller than the sum of its proper divisors (19237242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

18342006 is a wasteful number, since it uses less digits than its factorization.

18342006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74607.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 18342006 is about 4282.7568224217. The cubic root of 18342006 is about 263.7235685499.

Adding to 18342006 its reverse (60024381), we get a palindrome (78366387).

The spelling of 18342006 in words is "eighteen million, three hundred forty-two thousand, six".