1244212304 has 10 divisors (see below), whose sum is σ = 2410661370. Its totient is φ = 622106144.

The previous prime is 1244212261. The next prime is 1244212313. The reversal of 1244212304 is 4032124421.

It can be written as a sum of positive squares in only one way, i.e., 726194704 + 518017600 = 26948^2 + 22760^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1244212304.

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 as a sum of consecutive naturals, namely, 38881619 + ... + 38881650.

It is an arithmetic number, because the mean of its divisors is an integer number (241066137).

Almost surely, 2^1244212304 is an apocalyptic number.

It is an amenable number.

1244212304 is a deficient number, since it is larger than the sum of its proper divisors (1166449066).

1244212304 is an equidigital number, since it uses as much as digits as its factorization.

1244212304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77763277 (or 77763271 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1244212304 is about 35273.3937125420. The cubic root of 1244212304 is about 1075.5522106828.

Adding to 1244212304 its reverse (4032124421), we get a palindrome (5276336725).

The spelling of 1244212304 in words is "one billion, two hundred forty-four million, two hundred twelve thousand, three hundred four".