1244532044 has 24 divisors (see below), whose sum is σ = 2492878080. Its totient is φ = 532553616.

The previous prime is 1244532007. The next prime is 1244532059. The reversal of 1244532044 is 4402354421.

It is a junction number, because it is equal to n+sod(n) for n = 1244531998 and 1244532016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15272 + ... + 52175.

It is an arithmetic number, because the mean of its divisors is an integer number (103869920).

Almost surely, 2^1244532044 is an apocalyptic number.

1244532044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1244532044 is an abundant number, since it is smaller than the sum of its proper divisors (1248346036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1244532044 is a wasteful number, since it uses less digits than its factorization.

1244532044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68117 (or 68115 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 1244532044 is about 35277.9257326731. The cubic root of 1244532044 is about 1075.6443352633.

Adding to 1244532044 its reverse (4402354421), we get a palindrome (5646886465).

The spelling of 1244532044 in words is "one billion, two hundred forty-four million, five hundred thirty-two thousand, forty-four".