12026226 has 16 divisors (see below), whose sum is σ = 24091200. Its totient is φ = 4002288.

The previous prime is 12026173. The next prime is 12026257. The reversal of 12026226 is 62262021.

12026226 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12026226² = 289260223606152, which contains 22 as substring.

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, 3840 + ... + 6228.

It is an arithmetic number, because the mean of its divisors is an integer number (1505700).

Almost surely, 2^12026226 is an apocalyptic number.

12026226 is an abundant number, since it is smaller than the sum of its proper divisors (12064974).

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

12026226 is a wasteful number, since it uses less digits than its factorization.

12026226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3233.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 12026226 is about 3467.8849461884. The cubic root of 12026226 is about 229.1095120203.

Adding to 12026226 its reverse (62262021), we get a palindrome (74288247).

The spelling of 12026226 in words is "twelve million, twenty-six thousand, two hundred twenty-six".