1448445256 has 8 divisors (see below), whose sum is σ = 2715834870. Its totient is φ = 724222624.

The previous prime is 1448445247. The next prime is 1448445293. The reversal of 1448445256 is 6525448441.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1293840900 + 154604356 = 35970^2 + 12434^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 90527821 + ... + 90527836.

Almost surely, 2^1448445256 is an apocalyptic number.

It is an amenable number.

1448445256 is a deficient number, since it is larger than the sum of its proper divisors (1267389614).

1448445256 is a wasteful number, since it uses less digits than its factorization.

1448445256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181055663 (or 181055659 counting only the distinct ones).

The product of its digits is 614400, while the sum is 43.

The square root of 1448445256 is about 38058.4452651445. The cubic root of 1448445256 is about 1131.4465136220.

The spelling of 1448445256 in words is "one billion, four hundred forty-eight million, four hundred forty-five thousand, two hundred fifty-six".