12653226 has 16 divisors (see below), whose sum is σ = 28118400. Its totient is φ = 4217724.

The previous prime is 12653203. The next prime is 12653227. The reversal of 12653226 is 62235621.

12653226 is a `hidden beast` number, since 1 + 2 + 653 + 2 + 2 + 6 = 666.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12653226.

It is not an unprimeable number, because it can be changed into a prime (12653227) 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, 117106 + ... + 117213.

It is an arithmetic number, because the mean of its divisors is an integer number (1757400).

Almost surely, 2^12653226 is an apocalyptic number.

12653226 is an abundant number, since it is smaller than the sum of its proper divisors (15465174).

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

12653226 is a wasteful number, since it uses less digits than its factorization.

12653226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234330 (or 234324 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 12653226 is about 3557.1373321816. The cubic root of 12653226 is about 233.0238759326.

Adding to 12653226 its reverse (62235621), we get a palindrome (74888847).

The spelling of 12653226 in words is "twelve million, six hundred fifty-three thousand, two hundred twenty-six".