12261214 has 24 divisors (see below), whose sum is σ = 21585744. Its totient is φ = 5116800.

The previous prime is 12261211. The next prime is 12261253. The reversal of 12261214 is 41216221.

It is a junction number, because it is equal to n+sod(n) for n = 12261191 and 12261200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12261211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23274 + ... + 23794.

It is an arithmetic number, because the mean of its divisors is an integer number (899406).

Almost surely, 2^12261214 is an apocalyptic number.

12261214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12261214 is a deficient number, since it is larger than the sum of its proper divisors (9324530).

12261214 is an equidigital number, since it uses as much as digits as its factorization.

12261214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612 (or 571 counting only the distinct ones).

The product of its digits is 192, while the sum is 19.

The square root of 12261214 is about 3501.6016335386. The cubic root of 12261214 is about 230.5921352346.

Adding to 12261214 its reverse (41216221), we get a palindrome (53477435).

The spelling of 12261214 in words is "twelve million, two hundred sixty-one thousand, two hundred fourteen".