12442202 has 4 divisors (see below), whose sum is σ = 18663306. Its totient is φ = 6221100.

The previous prime is 12442201. The next prime is 12442217. The reversal of 12442202 is 20224421.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9853321 + 2588881 = 3139^2 + 1609^2 .

It is not an unprimeable number, because it can be changed into a prime (12442201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3110549 + ... + 3110552.

Almost surely, 2^12442202 is an apocalyptic number.

12442202 is a deficient number, since it is larger than the sum of its proper divisors (6221104).

12442202 is an equidigital number, since it uses as much as digits as its factorization.

12442202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6221103.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 12442202 is about 3527.3505638085. The cubic root of 12442202 is about 231.7211895432.

Adding to 12442202 its reverse (20224421), we get a palindrome (32666623).

The spelling of 12442202 in words is "twelve million, four hundred forty-two thousand, two hundred two".