1444402424 has 32 divisors (see below), whose sum is σ = 2740716000. Its totient is φ = 713596800.

The previous prime is 1444402403. The next prime is 1444402441. The reversal of 1444402424 is 4242044441.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231749 + ... + 237899.

It is an arithmetic number, because the mean of its divisors is an integer number (85647375).

Almost surely, 2^1444402424 is an apocalyptic number.

It is an amenable number.

1444402424 is a deficient number, since it is larger than the sum of its proper divisors (1296313576).

1444402424 is a wasteful number, since it uses less digits than its factorization.

1444402424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6503 (or 6499 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 29.

The square root of 1444402424 is about 38005.2946837674. The cubic root of 1444402424 is about 1130.3928526770.

Adding to 1444402424 its reverse (4242044441), we get a palindrome (5686446865).

The spelling of 1444402424 in words is "one billion, four hundred forty-four million, four hundred two thousand, four hundred twenty-four".