12227634 has 24 divisors (see below), whose sum is σ = 26891280. Its totient is φ = 4014648.

The previous prime is 12227627. The next prime is 12227681. The reversal of 12227634 is 43672221.

12227634 is a `hidden beast` number, since 1 + 2 + 2 + 27 + 634 = 666.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 12227598 and 12227607.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3864 + ... + 6275.

It is an arithmetic number, because the mean of its divisors is an integer number (1120470).

Almost surely, 2^12227634 is an apocalyptic number.

12227634 is an abundant number, since it is smaller than the sum of its proper divisors (14663646).

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

12227634 is a wasteful number, since it uses less digits than its factorization.

12227634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10214 (or 10211 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 12227634 is about 3496.8033973903. The cubic root of 12227634 is about 230.3814338700.

Adding to 12227634 its reverse (43672221), we get a palindrome (55899855).

The spelling of 12227634 in words is "twelve million, two hundred twenty-seven thousand, six hundred thirty-four".