12065218 has 16 divisors (see below), whose sum is σ = 20424960. Its totient is φ = 5294800.

The previous prime is 12065203. The next prime is 12065237. The reversal of 12065218 is 81256021.

It is a junction number, because it is equal to n+sod(n) for n = 12065192 and 12065201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8818 + ... + 10093.

It is an arithmetic number, because the mean of its divisors is an integer number (1276560).

Almost surely, 2^12065218 is an apocalyptic number.

12065218 is a deficient number, since it is larger than the sum of its proper divisors (8359742).

12065218 is a wasteful number, since it uses less digits than its factorization.

12065218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18953.

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 12065218 is about 3473.5022671649. The cubic root of 12065218 is about 229.3568548038.

The spelling of 12065218 in words is "twelve million, sixty-five thousand, two hundred eighteen".