1244229884 has 12 divisors (see below), whose sum is σ = 2178317904. Its totient is φ = 621853344.

The previous prime is 1244229863. The next prime is 1244229887. The reversal of 1244229884 is 4889224421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1244229887) 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, 54497 + ... + 73880.

It is an arithmetic number, because the mean of its divisors is an integer number (181526492).

Almost surely, 2^1244229884 is an apocalyptic number.

It is an amenable number.

1244229884 is a deficient number, since it is larger than the sum of its proper divisors (934088020).

1244229884 is a wasteful number, since it uses less digits than its factorization.

1244229884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130804 (or 130802 counting only the distinct ones).

The product of its digits is 294912, while the sum is 44.

The square root of 1244229884 is about 35273.6429079844. The cubic root of 1244229884 is about 1075.5572763024.

The spelling of 1244229884 in words is "one billion, two hundred forty-four million, two hundred twenty-nine thousand, eight hundred eighty-four".