12244442 has 32 divisors (see below), whose sum is σ = 21980160. Its totient is φ = 5005440.

The previous prime is 12244433. The next prime is 12244459. The reversal of 12244442 is 24444221.

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, 38468 + ... + 38784.

It is an arithmetic number, because the mean of its divisors is an integer number (686880).

Almost surely, 2^12244442 is an apocalyptic number.

12244442 is a deficient number, since it is larger than the sum of its proper divisors (9735718).

12244442 is a wasteful number, since it uses less digits than its factorization.

12244442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446.

The product of its digits is 2048, while the sum is 23.

The square root of 12244442 is about 3499.2059099173. The cubic root of 12244442 is about 230.4869456487.

Adding to 12244442 its reverse (24444221), we get a palindrome (36688663).

The spelling of 12244442 in words is "twelve million, two hundred forty-four thousand, four hundred forty-two".