16089218 has 16 divisors (see below), whose sum is σ = 24687936. Its totient is φ = 7862160.

The previous prime is 16089211. The next prime is 16089233. The reversal of 16089218 is 81298061.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16089211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16628 + ... + 17568.

It is an arithmetic number, because the mean of its divisors is an integer number (1542996).

Almost surely, 2^16089218 is an apocalyptic number.

16089218 is a deficient number, since it is larger than the sum of its proper divisors (8598718).

16089218 is a wasteful number, since it uses less digits than its factorization.

16089218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129.

The product of its (nonzero) digits is 6912, while the sum is 35.

The square root of 16089218 is about 4011.1367466094. The cubic root of 16089218 is about 252.4517072626.

The spelling of 16089218 in words is "sixteen million, eighty-nine thousand, two hundred eighteen".