12213354 has 16 divisors (see below), whose sum is σ = 24841440. Its totient is φ = 4002000.

The previous prime is 12213353. The next prime is 12213401. The reversal of 12213354 is 45331221.

It is a self number, because there is not a number n which added to its sum of digits gives 12213354.

It is not an unprimeable number, because it can be changed into a prime (12213353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16897 + ... + 17604.

It is an arithmetic number, because the mean of its divisors is an integer number (1552590).

Almost surely, 2^12213354 is an apocalyptic number.

12213354 is an abundant number, since it is smaller than the sum of its proper divisors (12628086).

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

12213354 is a wasteful number, since it uses less digits than its factorization.

12213354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34565.

The product of its digits is 720, while the sum is 21.

The square root of 12213354 is about 3494.7609360298. The cubic root of 12213354 is about 230.2917155487.

Adding to 12213354 its reverse (45331221), we get a palindrome (57544575).

The spelling of 12213354 in words is "twelve million, two hundred thirteen thousand, three hundred fifty-four".