1444340244 has 96 divisors (see below), whose sum is σ = 3590737920. Its totient is φ = 451075968.

The previous prime is 1444340231. The next prime is 1444340267. The reversal of 1444340244 is 4420434441.

It is a super-2 number, since 2×1444340244² = 4172237480875959072, which contains 22 as substring.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 3935349 + ... + 3935715.

It is an arithmetic number, because the mean of its divisors is an integer number (37403520).

Almost surely, 2^1444340244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1444340244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1795368960).

1444340244 is an abundant number, since it is smaller than the sum of its proper divisors (2146397676).

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

1444340244 is a wasteful number, since it uses less digits than its factorization.

1444340244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709 (or 707 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

The square root of 1444340244 is about 38004.4766310497. The cubic root of 1444340244 is about 1130.3766317044.

Adding to 1444340244 its reverse (4420434441), we get a palindrome (5864774685).

The spelling of 1444340244 in words is "one billion, four hundred forty-four million, three hundred forty thousand, two hundred forty-four".