448388936 has 8 divisors (see below), whose sum is σ = 840729270. Its totient is φ = 224194464.

The previous prime is 448388921. The next prime is 448388939. The reversal of 448388936 is 639883844.

It can be written as a sum of positive squares in only one way, i.e., 388326436 + 60062500 = 19706^2 + 7750^2 .

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

It is not an unprimeable number, because it can be changed into a prime (448388939) 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 as a sum of consecutive naturals, namely, 28024301 + ... + 28024316.

Almost surely, 2^448388936 is an apocalyptic number.

It is an amenable number.

448388936 is a deficient number, since it is larger than the sum of its proper divisors (392340334).

448388936 is a wasteful number, since it uses less digits than its factorization.

448388936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56048623 (or 56048619 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 53.

The square root of 448388936 is about 21175.1962446632. The cubic root of 448388936 is about 765.3938399542.

The spelling of 448388936 in words is "four hundred forty-eight million, three hundred eighty-eight thousand, nine hundred thirty-six".