12214605 has 16 divisors (see below), whose sum is σ = 21047040. Its totient is φ = 6013248.

The previous prime is 12214583. The next prime is 12214613. The reversal of 12214605 is 50641221.

12214605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12214605 - 2¹⁵ = 12181837 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31125 + ... + 31514.

It is an arithmetic number, because the mean of its divisors is an integer number (1315440).

Almost surely, 2^12214605 is an apocalyptic number.

12214605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12214605 is a deficient number, since it is larger than the sum of its proper divisors (8832435).

12214605 is a wasteful number, since it uses less digits than its factorization.

12214605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62660.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 12214605 is about 3494.9399136466. The cubic root of 12214605 is about 230.2995781200.

Adding to 12214605 its reverse (50641221), we get a palindrome (62855826).

The spelling of 12214605 in words is "twelve million, two hundred fourteen thousand, six hundred five".