12227846 has 4 divisors (see below), whose sum is σ = 18341772. Its totient is φ = 6113922.

The previous prime is 12227837. The next prime is 12227863. The reversal of 12227846 is 64872221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64872221 = 17 ⋅3816013.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 3056960 + ... + 3056963.

It is an arithmetic number, because the mean of its divisors is an integer number (4585443).

Almost surely, 2^12227846 is an apocalyptic number.

12227846 is a deficient number, since it is larger than the sum of its proper divisors (6113926).

12227846 is an equidigital number, since it uses as much as digits as its factorization.

12227846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6113925.

The product of its digits is 10752, while the sum is 32.

The square root of 12227846 is about 3496.8337106588. The cubic root of 12227846 is about 230.3827652963.

The spelling of 12227846 in words is "twelve million, two hundred twenty-seven thousand, eight hundred forty-six".