12214256 has 10 divisors (see below), whose sum is σ = 23665152. Its totient is φ = 6107120.

The previous prime is 12214243. The next prime is 12214273. The reversal of 12214256 is 65241221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 381680 + ... + 381711.

Almost surely, 2^12214256 is an apocalyptic number.

12214256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12214256 is a deficient number, since it is larger than the sum of its proper divisors (11450896).

12214256 is an equidigital number, since it uses as much as digits as its factorization.

12214256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763399 (or 763393 counting only the distinct ones).

The product of its digits is 960, while the sum is 23.

The square root of 12214256 is about 3494.8899839623. The cubic root of 12214256 is about 230.2973846989.

Adding to 12214256 its reverse (65241221), we get a palindrome (77455477).

The spelling of 12214256 in words is "twelve million, two hundred fourteen thousand, two hundred fifty-six".