12481226 has 24 divisors (see below), whose sum is σ = 20067264. Its totient is φ = 5819000.

The previous prime is 12481219. The next prime is 12481237. The reversal of 12481226 is 62218421.

It is a happy number.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 12481195 and 12481204.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49601 + ... + 49851.

It is an arithmetic number, because the mean of its divisors is an integer number (836136).

Almost surely, 2^12481226 is an apocalyptic number.

12481226 is a deficient number, since it is larger than the sum of its proper divisors (7586038).

12481226 is a wasteful number, since it uses less digits than its factorization.

12481226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346 (or 323 counting only the distinct ones).

The product of its digits is 1536, while the sum is 26.

The square root of 12481226 is about 3532.8778637253. The cubic root of 12481226 is about 231.9631952119.

Adding to 12481226 its reverse (62218421), we get a palindrome (74699647).

The spelling of 12481226 in words is "twelve million, four hundred eighty-one thousand, two hundred twenty-six".