12733222 has 8 divisors (see below), whose sum is σ = 19142136. Its totient is φ = 6352512.

The previous prime is 12733213. The next prime is 12733223. The reversal of 12733222 is 22233721.

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

It is a junction number, because it is equal to n+sod(n) for n = 12733193 and 12733202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12733223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5883 + ... + 7750.

It is an arithmetic number, because the mean of its divisors is an integer number (2392767).

Almost surely, 2^12733222 is an apocalyptic number.

12733222 is a deficient number, since it is larger than the sum of its proper divisors (6408914).

12733222 is a wasteful number, since it uses less digits than its factorization.

12733222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14102.

The product of its digits is 1008, while the sum is 22.

The square root of 12733222 is about 3568.3640509343. The cubic root of 12733222 is about 233.5139178000.

Adding to 12733222 its reverse (22233721), we get a palindrome (34966943).

The spelling of 12733222 in words is "twelve million, seven hundred thirty-three thousand, two hundred twenty-two".