448064636 has 12 divisors (see below), whose sum is σ = 790288128. Its totient is φ = 222268032.

The previous prime is 448064623. The next prime is 448064641. The reversal of 448064636 is 636460844.

It is a junction number, because it is equal to n+sod(n) for n = 448064593 and 448064602.

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 3 ways as a sum of consecutive naturals, for example, 440501 + ... + 441516.

It is an arithmetic number, because the mean of its divisors is an integer number (65857344).

Almost surely, 2^448064636 is an apocalyptic number.

It is an amenable number.

448064636 is a deficient number, since it is larger than the sum of its proper divisors (342223492).

448064636 is a wasteful number, since it uses less digits than its factorization.

448064636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 882148 (or 882146 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 41.

The square root of 448064636 is about 21167.5373154271. The cubic root of 448064636 is about 765.2092702143.

The spelling of 448064636 in words is "four hundred forty-eight million, sixty-four thousand, six hundred thirty-six".