18068422 has 8 divisors (see below), whose sum is σ = 27120816. Its totient is φ = 9028152.

The previous prime is 18068419. The next prime is 18068441. The reversal of 18068422 is 22486081.

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

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 3 ways as a sum of consecutive naturals, for example, 3588 + ... + 7000.

It is an arithmetic number, because the mean of its divisors is an integer number (3390102).

Almost surely, 2^18068422 is an apocalyptic number.

18068422 is a deficient number, since it is larger than the sum of its proper divisors (9052394).

18068422 is a wasteful number, since it uses less digits than its factorization.

18068422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6062.

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 18068422 is about 4250.6966487859. The cubic root of 18068422 is about 262.4057869008.

The spelling of 18068422 in words is "eighteen million, sixty-eight thousand, four hundred twenty-two".