1244424212 has 24 divisors (see below), whose sum is σ = 2194248000. Its totient is φ = 617512896.

The previous prime is 1244424197. The next prime is 1244424221. The reversal of 1244424212 is 2124244421.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 350864 + ... + 354392.

It is an arithmetic number, because the mean of its divisors is an integer number (91427000).

Almost surely, 2^1244424212 is an apocalyptic number.

It is an amenable number.

1244424212 is a deficient number, since it is larger than the sum of its proper divisors (949823788).

1244424212 is a wasteful number, since it uses less digits than its factorization.

1244424212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4175 (or 4173 counting only the distinct ones).

The product of its digits is 4096, while the sum is 26.

The square root of 1244424212 is about 35276.3973784172. The cubic root of 1244424212 is about 1075.6132681028.

Adding to 1244424212 its reverse (2124244421), we get a palindrome (3368668633).

The spelling of 1244424212 in words is "one billion, two hundred forty-four million, four hundred twenty-four thousand, two hundred twelve".