1444574446 has 16 divisors (see below), whose sum is σ = 2606751360. Its totient is φ = 586518840.

The previous prime is 1444574441. The next prime is 1444574459. The reversal of 1444574446 is 6444754441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1444574441) by changing a digit.

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, 2715100 + ... + 2715631.

It is an arithmetic number, because the mean of its divisors is an integer number (162921960).

Almost surely, 2^1444574446 is an apocalyptic number.

1444574446 is a deficient number, since it is larger than the sum of its proper divisors (1162176914).

1444574446 is a wasteful number, since it uses less digits than its factorization.

1444574446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5430759.

The product of its digits is 860160, while the sum is 43.

The square root of 1444574446 is about 38007.5577484268. The cubic root of 1444574446 is about 1130.4377258409.

The spelling of 1444574446 in words is "one billion, four hundred forty-four million, five hundred seventy-four thousand, four hundred forty-six".