12453222 has 8 divisors (see below), whose sum is σ = 24906456. Its totient is φ = 4151072.

The previous prime is 12453191. The next prime is 12453241. The reversal of 12453222 is 22235421.

12453222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

12453222 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1037763 + ... + 1037774.

It is an arithmetic number, because the mean of its divisors is an integer number (3113307).

Almost surely, 2^12453222 is an apocalyptic number.

12453222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12453222 is a wasteful number, since it uses less digits than its factorization.

12453222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2075542.

The product of its digits is 960, while the sum is 21.

The square root of 12453222 is about 3528.9122970116. The cubic root of 12453222 is about 231.7895808131.

Adding to 12453222 its reverse (22235421), we get a palindrome (34688643).

The spelling of 12453222 in words is "twelve million, four hundred fifty-three thousand, two hundred twenty-two".